Home / 121,727,632.24-182,619,442.50-39,849,151.60

Finding the Fourth Proportional to 121,727,632.24, 182,619,442.50 and 39,849,151.60

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Solution

The fourth proportional to 121,727,632.24, 182,619,442.50 and 39,849,151.60 is: 59,782,891.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,727,632.24 : 182,619,442.50 = 39,849,151.60 : x
  2. Step 2: Convert to fraction form
    121,727,632.24/182,619,442.50 = 39,849,151.60/x
  3. Step 3: Cross multiply
    121,727,632.24x = 182,619,442.50 × 39,849,151.60
  4. Step 4: Simplify right side
    121,727,632.24x = 7,277,229,849,289,983
  5. Step 5: Solve for x
    x = 7,277,229,849,289,983/121,727,632.24
  6. Step 6: Final answer
    x = 59,782,891.65

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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.