Home / 658,217,154.57-908,339,454.70-360,853,012.24

Finding the Fourth Proportional to 658,217,154.57, 908,339,454.70 and 360,853,012.24

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Solution

The fourth proportional to 658,217,154.57, 908,339,454.70 and 360,853,012.24 is: 497,977,037.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,217,154.57 : 908,339,454.70 = 360,853,012.24 : x
  2. Step 2: Convert to fraction form
    658,217,154.57/908,339,454.70 = 360,853,012.24/x
  3. Step 3: Cross multiply
    658,217,154.57x = 908,339,454.70 × 360,853,012.24
  4. Step 4: Simplify right side
    658,217,154.57x = 327,777,028,364,934,080
  5. Step 5: Solve for x
    x = 327,777,028,364,934,080/658,217,154.57
  6. Step 6: Final answer
    x = 497,977,037.04

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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.