Home / 185,046,253.92-255,363,142.32-102,539,972.88

Finding the Fourth Proportional to 185,046,253.92, 255,363,142.32 and 102,539,972.88

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Solution

The fourth proportional to 185,046,253.92, 255,363,142.32 and 102,539,972.88 is: 141,504,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,046,253.92 : 255,363,142.32 = 102,539,972.88 : x
  2. Step 2: Convert to fraction form
    185,046,253.92/255,363,142.32 = 102,539,972.88/x
  3. Step 3: Cross multiply
    185,046,253.92x = 255,363,142.32 × 102,539,972.88
  4. Step 4: Simplify right side
    185,046,253.92x = 26,184,929,688,044,380
  5. Step 5: Solve for x
    x = 26,184,929,688,044,380/185,046,253.92
  6. Step 6: Final answer
    x = 141,504,781.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.