Home / 108,451,927.65-149,608,318.89-69,252,489.57

Finding the Fourth Proportional to 108,451,927.65, 149,608,318.89 and 69,252,489.57

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Solution

The fourth proportional to 108,451,927.65, 149,608,318.89 and 69,252,489.57 is: 95,533,097.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,451,927.65 : 149,608,318.89 = 69,252,489.57 : x
  2. Step 2: Convert to fraction form
    108,451,927.65/149,608,318.89 = 69,252,489.57/x
  3. Step 3: Cross multiply
    108,451,927.65x = 149,608,318.89 × 69,252,489.57
  4. Step 4: Simplify right side
    108,451,927.65x = 10,360,748,543,514,956
  5. Step 5: Solve for x
    x = 10,360,748,543,514,956/108,451,927.65
  6. Step 6: Final answer
    x = 95,533,097.18

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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.