Home / 208,082,330.52-286,923,549.66-132,609,158.46

Finding the Fourth Proportional to 208,082,330.52, 286,923,549.66 and 132,609,158.46

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Solution

The fourth proportional to 208,082,330.52, 286,923,549.66 and 132,609,158.46 is: 182,854,019.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,082,330.52 : 286,923,549.66 = 132,609,158.46 : x
  2. Step 2: Convert to fraction form
    208,082,330.52/286,923,549.66 = 132,609,158.46/x
  3. Step 3: Cross multiply
    208,082,330.52x = 286,923,549.66 × 132,609,158.46
  4. Step 4: Simplify right side
    208,082,330.52x = 38,048,690,462,768,624
  5. Step 5: Solve for x
    x = 38,048,690,462,768,624/208,082,330.52
  6. Step 6: Final answer
    x = 182,854,019.21

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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.