Home / 96,908,769.72-145,345,895.06-38,611,561.91

Finding the Fourth Proportional to 96,908,769.72, 145,345,895.06 and 38,611,561.91

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Solution

The fourth proportional to 96,908,769.72, 145,345,895.06 and 38,611,561.91 is: 57,910,466.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,908,769.72 : 145,345,895.06 = 38,611,561.91 : x
  2. Step 2: Convert to fraction form
    96,908,769.72/145,345,895.06 = 38,611,561.91/x
  3. Step 3: Cross multiply
    96,908,769.72x = 145,345,895.06 × 38,611,561.91
  4. Step 4: Simplify right side
    96,908,769.72x = 5,612,032,024,553,766
  5. Step 5: Solve for x
    x = 5,612,032,024,553,766/96,908,769.72
  6. Step 6: Final answer
    x = 57,910,466.11

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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.