Home / 424,366,847.57-636,550,418.57-190,924,925.73

Finding the Fourth Proportional to 424,366,847.57, 636,550,418.57 and 190,924,925.73

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Solution

The fourth proportional to 424,366,847.57, 636,550,418.57 and 190,924,925.73 is: 286,387,454.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,366,847.57 : 636,550,418.57 = 190,924,925.73 : x
  2. Step 2: Convert to fraction form
    424,366,847.57/636,550,418.57 = 190,924,925.73/x
  3. Step 3: Cross multiply
    424,366,847.57x = 636,550,418.57 × 190,924,925.73
  4. Step 4: Simplify right side
    424,366,847.57x = 121,533,341,387,923,040
  5. Step 5: Solve for x
    x = 121,533,341,387,923,040/424,366,847.57
  6. Step 6: Final answer
    x = 286,387,454.83

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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.