Home / 108,709,349.76-162,858,278.88-64,260,562.14

Finding the Fourth Proportional to 108,709,349.76, 162,858,278.88 and 64,260,562.14

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Solution

The fourth proportional to 108,709,349.76, 162,858,278.88 and 64,260,562.14 is: 96,269,222.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,709,349.76 : 162,858,278.88 = 64,260,562.14 : x
  2. Step 2: Convert to fraction form
    108,709,349.76/162,858,278.88 = 64,260,562.14/x
  3. Step 3: Cross multiply
    108,709,349.76x = 162,858,278.88 × 64,260,562.14
  4. Step 4: Simplify right side
    108,709,349.76x = 10,465,364,549,981,690
  5. Step 5: Solve for x
    x = 10,465,364,549,981,690/108,709,349.76
  6. Step 6: Final answer
    x = 96,269,222.23

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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.