Home / 451,008,430.68-676,613,306.34-144,318,947.16

Finding the Fourth Proportional to 451,008,430.68, 676,613,306.34 and 144,318,947.16

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Solution

The fourth proportional to 451,008,430.68, 676,613,306.34 and 144,318,947.16 is: 216,510,631.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,008,430.68 : 676,613,306.34 = 144,318,947.16 : x
  2. Step 2: Convert to fraction form
    451,008,430.68/676,613,306.34 = 144,318,947.16/x
  3. Step 3: Cross multiply
    451,008,430.68x = 676,613,306.34 × 144,318,947.16
  4. Step 4: Simplify right side
    451,008,430.68x = 97,648,120,005,435,360
  5. Step 5: Solve for x
    x = 97,648,120,005,435,360/451,008,430.68
  6. Step 6: Final answer
    x = 216,510,631.21

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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.