Home / 78,601,045.92-117,924,681.02-23,270,287.65

Finding the Fourth Proportional to 78,601,045.92, 117,924,681.02 and 23,270,287.65

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Solution

The fourth proportional to 78,601,045.92, 117,924,681.02 and 23,270,287.65 is: 34,912,273.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,601,045.92 : 117,924,681.02 = 23,270,287.65 : x
  2. Step 2: Convert to fraction form
    78,601,045.92/117,924,681.02 = 23,270,287.65/x
  3. Step 3: Cross multiply
    78,601,045.92x = 117,924,681.02 × 23,270,287.65
  4. Step 4: Simplify right side
    78,601,045.92x = 2,744,141,248,253,544
  5. Step 5: Solve for x
    x = 2,744,141,248,253,544/78,601,045.92
  6. Step 6: Final answer
    x = 34,912,273.95

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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.