Home / 1,137,845,641.40-1,706,768,462.10-770,513,622.20

Finding the Fourth Proportional to 1,137,845,641.40, 1,706,768,462.10 and 770,513,622.20

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Solution

The fourth proportional to 1,137,845,641.40, 1,706,768,462.10 and 770,513,622.20 is: 1,155,770,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,845,641.40 : 1,706,768,462.10 = 770,513,622.20 : x
  2. Step 2: Convert to fraction form
    1,137,845,641.40/1,706,768,462.10 = 770,513,622.20/x
  3. Step 3: Cross multiply
    1,137,845,641.40x = 1,706,768,462.10 × 770,513,622.20
  4. Step 4: Simplify right side
    1,137,845,641.40x = 1,315,088,349,989,394,432
  5. Step 5: Solve for x
    x = 1,315,088,349,989,394,432/1,137,845,641.40
  6. Step 6: Final answer
    x = 1,155,770,433.30

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Double scale
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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.