Home / 549,666,143.20-824,499,214.80-495,246,584.80

Finding the Fourth Proportional to 549,666,143.20, 824,499,214.80 and 495,246,584.80

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Solution

The fourth proportional to 549,666,143.20, 824,499,214.80 and 495,246,584.80 is: 742,869,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,666,143.20 : 824,499,214.80 = 495,246,584.80 : x
  2. Step 2: Convert to fraction form
    549,666,143.20/824,499,214.80 = 495,246,584.80/x
  3. Step 3: Cross multiply
    549,666,143.20x = 824,499,214.80 × 495,246,584.80
  4. Step 4: Simplify right side
    549,666,143.20x = 408,330,420,299,981,632
  5. Step 5: Solve for x
    x = 408,330,420,299,981,632/549,666,143.20
  6. Step 6: Final answer
    x = 742,869,877.20

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1.5x scale

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.