Home / 629,857,432.40-944,786,148.60-498,343,499.60

Finding the Fourth Proportional to 629,857,432.40, 944,786,148.60 and 498,343,499.60

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Solution

The fourth proportional to 629,857,432.40, 944,786,148.60 and 498,343,499.60 is: 747,515,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,432.40 : 944,786,148.60 = 498,343,499.60 : x
  2. Step 2: Convert to fraction form
    629,857,432.40/944,786,148.60 = 498,343,499.60/x
  3. Step 3: Cross multiply
    629,857,432.40x = 944,786,148.60 × 498,343,499.60
  4. Step 4: Simplify right side
    629,857,432.40x = 470,828,035,666,929,664
  5. Step 5: Solve for x
    x = 470,828,035,666,929,664/629,857,432.40
  6. Step 6: Final answer
    x = 747,515,249.40

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Double scale
Find fourth proportional to 629,857,433.40, 944,786,150.10 and 498,343,500.60
Similar ratio
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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.