Home / 1,522,249,208.30-2,283,373,812.45-747,408,230.30

Finding the Fourth Proportional to 1,522,249,208.30, 2,283,373,812.45 and 747,408,230.30

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Solution

The fourth proportional to 1,522,249,208.30, 2,283,373,812.45 and 747,408,230.30 is: 1,121,112,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,249,208.30 : 2,283,373,812.45 = 747,408,230.30 : x
  2. Step 2: Convert to fraction form
    1,522,249,208.30/2,283,373,812.45 = 747,408,230.30/x
  3. Step 3: Cross multiply
    1,522,249,208.30x = 2,283,373,812.45 × 747,408,230.30
  4. Step 4: Simplify right side
    1,522,249,208.30x = 1,706,612,380,276,618,240
  5. Step 5: Solve for x
    x = 1,706,612,380,276,618,240/1,522,249,208.30
  6. Step 6: Final answer
    x = 1,121,112,345.45

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Half scale
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Double scale
Find fourth proportional to 1,522,249,209.30, 2,283,373,813.95 and 747,408,231.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.