Home / 97,215,025.91-134,159,065.56-55,398,191.69

Finding the Fourth Proportional to 97,215,025.91, 134,159,065.56 and 55,398,191.69

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Solution

The fourth proportional to 97,215,025.91, 134,159,065.56 and 55,398,191.69 is: 76,450,832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,215,025.91 : 134,159,065.56 = 55,398,191.69 : x
  2. Step 2: Convert to fraction form
    97,215,025.91/134,159,065.56 = 55,398,191.69/x
  3. Step 3: Cross multiply
    97,215,025.91x = 134,159,065.56 × 55,398,191.69
  4. Step 4: Simplify right side
    97,215,025.91x = 7,432,169,631,179,555
  5. Step 5: Solve for x
    x = 7,432,169,631,179,555/97,215,025.91
  6. Step 6: Final answer
    x = 76,450,832.18

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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.