Home / 147,218,264,730.57-220,894,494,397.35-75,558,101,670.06

Finding the Fourth Proportional to 147,218,264,730.57, 220,894,494,397.35 and 75,558,101,670.06

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Solution

The fourth proportional to 147,218,264,730.57, 220,894,494,397.35 and 75,558,101,670.06 is: 113,371,589,432.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,218,264,730.57 : 220,894,494,397.35 = 75,558,101,670.06 : x
  2. Step 2: Convert to fraction form
    147,218,264,730.57/220,894,494,397.35 = 75,558,101,670.06/x
  3. Step 3: Cross multiply
    147,218,264,730.57x = 220,894,494,397.35 × 75,558,101,670.06
  4. Step 4: Simplify right side
    147,218,264,730.57x = 16,690,368,666,031,471,198,208
  5. Step 5: Solve for x
    x = 16,690,368,666,031,471,198,208/147,218,264,730.57
  6. Step 6: Final answer
    x = 113,371,589,432.72

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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.