Home / 239,841,135.95-330,983,049.32-140,723,569.71

Finding the Fourth Proportional to 239,841,135.95, 330,983,049.32 and 140,723,569.71

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Solution

The fourth proportional to 239,841,135.95, 330,983,049.32 and 140,723,569.71 is: 194,199,864.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,841,135.95 : 330,983,049.32 = 140,723,569.71 : x
  2. Step 2: Convert to fraction form
    239,841,135.95/330,983,049.32 = 140,723,569.71/x
  3. Step 3: Cross multiply
    239,841,135.95x = 330,983,049.32 × 140,723,569.71
  4. Step 4: Simplify right side
    239,841,135.95x = 46,577,116,213,107,776
  5. Step 5: Solve for x
    x = 46,577,116,213,107,776/239,841,135.95
  6. Step 6: Final answer
    x = 194,199,864.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.