Home / 137,842,143.89-206,746,004.70-55,882,274.90

Finding the Fourth Proportional to 137,842,143.89, 206,746,004.70 and 55,882,274.90

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Solution

The fourth proportional to 137,842,143.89, 206,746,004.70 and 55,882,274.90 is: 83,816,434.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,842,143.89 : 206,746,004.70 = 55,882,274.90 : x
  2. Step 2: Convert to fraction form
    137,842,143.89/206,746,004.70 = 55,882,274.90/x
  3. Step 3: Cross multiply
    137,842,143.89x = 206,746,004.70 × 55,882,274.90
  4. Step 4: Simplify right side
    137,842,143.89x = 11,553,437,068,088,362
  5. Step 5: Solve for x
    x = 11,553,437,068,088,362/137,842,143.89
  6. Step 6: Final answer
    x = 83,816,434.82

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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.