Home / 629,857,424.40-944,786,136.60-498,343,491.60

Finding the Fourth Proportional to 629,857,424.40, 944,786,136.60 and 498,343,491.60

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Solution

The fourth proportional to 629,857,424.40, 944,786,136.60 and 498,343,491.60 is: 747,515,237.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,424.40 : 944,786,136.60 = 498,343,491.60 : x
  2. Step 2: Convert to fraction form
    629,857,424.40/944,786,136.60 = 498,343,491.60/x
  3. Step 3: Cross multiply
    629,857,424.40x = 944,786,136.60 × 498,343,491.60
  4. Step 4: Simplify right side
    629,857,424.40x = 470,828,022,128,518,592
  5. Step 5: Solve for x
    x = 470,828,022,128,518,592/629,857,424.40
  6. Step 6: Final answer
    x = 747,515,237.40

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Double scale
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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.