Home / 766,204,992.40-1,149,307,488.60-536,433,523.60

Finding the Fourth Proportional to 766,204,992.40, 1,149,307,488.60 and 536,433,523.60

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Solution

The fourth proportional to 766,204,992.40, 1,149,307,488.60 and 536,433,523.60 is: 804,650,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,204,992.40 : 1,149,307,488.60 = 536,433,523.60 : x
  2. Step 2: Convert to fraction form
    766,204,992.40/1,149,307,488.60 = 536,433,523.60/x
  3. Step 3: Cross multiply
    766,204,992.40x = 1,149,307,488.60 × 536,433,523.60
  4. Step 4: Simplify right side
    766,204,992.40x = 616,527,065,809,564,800
  5. Step 5: Solve for x
    x = 616,527,065,809,564,800/766,204,992.40
  6. Step 6: Final answer
    x = 804,650,285.40

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Half scale
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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.