Home / 650,890,595.44-898,235,613.30-353,538,644.14

Finding the Fourth Proportional to 650,890,595.44, 898,235,613.30 and 353,538,644.14

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Solution

The fourth proportional to 650,890,595.44, 898,235,613.30 and 353,538,644.14 is: 487,886,909.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,890,595.44 : 898,235,613.30 = 353,538,644.14 : x
  2. Step 2: Convert to fraction form
    650,890,595.44/898,235,613.30 = 353,538,644.14/x
  3. Step 3: Cross multiply
    650,890,595.44x = 898,235,613.30 × 353,538,644.14
  4. Step 4: Simplify right side
    650,890,595.44x = 317,561,000,844,343,296
  5. Step 5: Solve for x
    x = 317,561,000,844,343,296/650,890,595.44
  6. Step 6: Final answer
    x = 487,886,909.21

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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.