Home / 539,904,009.60-809,856,014.40-248,770,569.60

Finding the Fourth Proportional to 539,904,009.60, 809,856,014.40 and 248,770,569.60

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Solution

The fourth proportional to 539,904,009.60, 809,856,014.40 and 248,770,569.60 is: 373,155,854.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,904,009.60 : 809,856,014.40 = 248,770,569.60 : x
  2. Step 2: Convert to fraction form
    539,904,009.60/809,856,014.40 = 248,770,569.60/x
  3. Step 3: Cross multiply
    539,904,009.60x = 809,856,014.40 × 248,770,569.60
  4. Step 4: Simplify right side
    539,904,009.60x = 201,468,341,996,273,792
  5. Step 5: Solve for x
    x = 201,468,341,996,273,792/539,904,009.60
  6. Step 6: Final answer
    x = 373,155,854.40

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Similar ratio
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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.