Home / 339,202,679.38-468,155,230.87-282,597,660.04

Finding the Fourth Proportional to 339,202,679.38, 468,155,230.87 and 282,597,660.04

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Solution

The fourth proportional to 339,202,679.38, 468,155,230.87 and 282,597,660.04 is: 390,031,036.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,202,679.38 : 468,155,230.87 = 282,597,660.04 : x
  2. Step 2: Convert to fraction form
    339,202,679.38/468,155,230.87 = 282,597,660.04/x
  3. Step 3: Cross multiply
    339,202,679.38x = 468,155,230.87 × 282,597,660.04
  4. Step 4: Simplify right side
    339,202,679.38x = 132,299,572,779,347,984
  5. Step 5: Solve for x
    x = 132,299,572,779,347,984/339,202,679.38
  6. Step 6: Final answer
    x = 390,031,036.96

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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.