Home / 147,218,264,731.57-220,894,494,398.85-75,558,101,671.06

Finding the Fourth Proportional to 147,218,264,731.57, 220,894,494,398.85 and 75,558,101,671.06

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Solution

The fourth proportional to 147,218,264,731.57, 220,894,494,398.85 and 75,558,101,671.06 is: 113,371,589,434.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,218,264,731.57 : 220,894,494,398.85 = 75,558,101,671.06 : x
  2. Step 2: Convert to fraction form
    147,218,264,731.57/220,894,494,398.85 = 75,558,101,671.06/x
  3. Step 3: Cross multiply
    147,218,264,731.57x = 220,894,494,398.85 × 75,558,101,671.06
  4. Step 4: Simplify right side
    147,218,264,731.57x = 16,690,368,666,365,702,701,056
  5. Step 5: Solve for x
    x = 16,690,368,666,365,702,701,056/147,218,264,731.57
  6. Step 6: Final answer
    x = 113,371,589,434.22

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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.