Home / 499,213,401.60-747,363,035.40-291,314,732.16

Finding the Fourth Proportional to 499,213,401.60, 747,363,035.40 and 291,314,732.16

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Solution

The fourth proportional to 499,213,401.60, 747,363,035.40 and 291,314,732.16 is: 436,121,830.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,213,401.60 : 747,363,035.40 = 291,314,732.16 : x
  2. Step 2: Convert to fraction form
    499,213,401.60/747,363,035.40 = 291,314,732.16/x
  3. Step 3: Cross multiply
    499,213,401.60x = 747,363,035.40 × 291,314,732.16
  4. Step 4: Simplify right side
    499,213,401.60x = 217,717,862,483,835,616
  5. Step 5: Solve for x
    x = 217,717,862,483,835,616/499,213,401.60
  6. Step 6: Final answer
    x = 436,121,830.44

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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.