Home / 96,776,604.10-145,164,906.15-85,439,196.10

Finding the Fourth Proportional to 96,776,604.10, 145,164,906.15 and 85,439,196.10

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Solution

The fourth proportional to 96,776,604.10, 145,164,906.15 and 85,439,196.10 is: 128,158,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,776,604.10 : 145,164,906.15 = 85,439,196.10 : x
  2. Step 2: Convert to fraction form
    96,776,604.10/145,164,906.15 = 85,439,196.10/x
  3. Step 3: Cross multiply
    96,776,604.10x = 145,164,906.15 × 85,439,196.10
  4. Step 4: Simplify right side
    96,776,604.10x = 12,402,772,883,387,946
  5. Step 5: Solve for x
    x = 12,402,772,883,387,946/96,776,604.10
  6. Step 6: Final answer
    x = 128,158,794.15

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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.