Home / 629,532,038.40-944,298,057.60-498,018,105.60

Finding the Fourth Proportional to 629,532,038.40, 944,298,057.60 and 498,018,105.60

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Solution

The fourth proportional to 629,532,038.40, 944,298,057.60 and 498,018,105.60 is: 747,027,158.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,532,038.40 : 944,298,057.60 = 498,018,105.60 : x
  2. Step 2: Convert to fraction form
    629,532,038.40/944,298,057.60 = 498,018,105.60/x
  3. Step 3: Cross multiply
    629,532,038.40x = 944,298,057.60 × 498,018,105.60
  4. Step 4: Simplify right side
    629,532,038.40x = 470,277,529,767,711,744
  5. Step 5: Solve for x
    x = 470,277,529,767,711,744/629,532,038.40
  6. Step 6: Final answer
    x = 747,027,158.40

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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.