Home / 549,666,139.70-824,499,209.55-495,246,581.30

Finding the Fourth Proportional to 549,666,139.70, 824,499,209.55 and 495,246,581.30

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Solution

The fourth proportional to 549,666,139.70, 824,499,209.55 and 495,246,581.30 is: 742,869,871.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,666,139.70 : 824,499,209.55 = 495,246,581.30 : x
  2. Step 2: Convert to fraction form
    549,666,139.70/824,499,209.55 = 495,246,581.30/x
  3. Step 3: Cross multiply
    549,666,139.70x = 824,499,209.55 × 495,246,581.30
  4. Step 4: Simplify right side
    549,666,139.70x = 408,330,414,814,189,824
  5. Step 5: Solve for x
    x = 408,330,414,814,189,824/549,666,139.70
  6. Step 6: Final answer
    x = 742,869,871.95

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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.