Home / 331,776,002.40-497,664,003.60-89,463,400.80

Finding the Fourth Proportional to 331,776,002.40, 497,664,003.60 and 89,463,400.80

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Solution

The fourth proportional to 331,776,002.40, 497,664,003.60 and 89,463,400.80 is: 134,195,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,002.40 : 497,664,003.60 = 89,463,400.80 : x
  2. Step 2: Convert to fraction form
    331,776,002.40/497,664,003.60 = 89,463,400.80/x
  3. Step 3: Cross multiply
    331,776,002.40x = 497,664,003.60 × 89,463,400.80
  4. Step 4: Simplify right side
    331,776,002.40x = 44,522,714,217,799,440
  5. Step 5: Solve for x
    x = 44,522,714,217,799,440/331,776,002.40
  6. Step 6: Final answer
    x = 134,195,101.20

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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.