Home / 143,690,466.06-215,671,964.43-88,937,428.43

Finding the Fourth Proportional to 143,690,466.06, 215,671,964.43 and 88,937,428.43

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Solution

The fourth proportional to 143,690,466.06, 215,671,964.43 and 88,937,428.43 is: 133,490,484.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,690,466.06 : 215,671,964.43 = 88,937,428.43 : x
  2. Step 2: Convert to fraction form
    143,690,466.06/215,671,964.43 = 88,937,428.43/x
  3. Step 3: Cross multiply
    143,690,466.06x = 215,671,964.43 × 88,937,428.43
  4. Step 4: Simplify right side
    143,690,466.06x = 19,181,309,900,850,632
  5. Step 5: Solve for x
    x = 19,181,309,900,850,632/143,690,466.06
  6. Step 6: Final answer
    x = 133,490,484.28

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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.