Home / 139,968,167.55-209,952,251.33-37,728,541.95

Finding the Fourth Proportional to 139,968,167.55, 209,952,251.33 and 37,728,541.95

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Solution

The fourth proportional to 139,968,167.55, 209,952,251.33 and 37,728,541.95 is: 56,592,812.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,167.55 : 209,952,251.33 = 37,728,541.95 : x
  2. Step 2: Convert to fraction form
    139,968,167.55/209,952,251.33 = 37,728,541.95/x
  3. Step 3: Cross multiply
    139,968,167.55x = 209,952,251.33 × 37,728,541.95
  4. Step 4: Simplify right side
    139,968,167.55x = 7,921,192,321,612,206
  5. Step 5: Solve for x
    x = 7,921,192,321,612,206/139,968,167.55
  6. Step 6: Final answer
    x = 56,592,812.93

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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.