Home / 1,069,575,938.70-1,604,363,908.05-488,445,205.20

Finding the Fourth Proportional to 1,069,575,938.70, 1,604,363,908.05 and 488,445,205.20

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Solution

The fourth proportional to 1,069,575,938.70, 1,604,363,908.05 and 488,445,205.20 is: 732,667,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,575,938.70 : 1,604,363,908.05 = 488,445,205.20 : x
  2. Step 2: Convert to fraction form
    1,069,575,938.70/1,604,363,908.05 = 488,445,205.20/x
  3. Step 3: Cross multiply
    1,069,575,938.70x = 1,604,363,908.05 × 488,445,205.20
  4. Step 4: Simplify right side
    1,069,575,938.70x = 783,643,858,282,956,160
  5. Step 5: Solve for x
    x = 783,643,858,282,956,160/1,069,575,938.70
  6. Step 6: Final answer
    x = 732,667,807.80

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Double scale
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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.