Home / 156,487,046.40-234,730,569.60-99,044,179.20

Finding the Fourth Proportional to 156,487,046.40, 234,730,569.60 and 99,044,179.20

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Solution

The fourth proportional to 156,487,046.40, 234,730,569.60 and 99,044,179.20 is: 148,566,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,487,046.40 : 234,730,569.60 = 99,044,179.20 : x
  2. Step 2: Convert to fraction form
    156,487,046.40/234,730,569.60 = 99,044,179.20/x
  3. Step 3: Cross multiply
    156,487,046.40x = 234,730,569.60 × 99,044,179.20
  4. Step 4: Simplify right side
    156,487,046.40x = 23,248,696,599,180,472
  5. Step 5: Solve for x
    x = 23,248,696,599,180,472/156,487,046.40
  6. Step 6: Final answer
    x = 148,566,268.80

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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.