Home / 331,258,254.40-496,887,381.60-88,945,652.80

Finding the Fourth Proportional to 331,258,254.40, 496,887,381.60 and 88,945,652.80

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Solution

The fourth proportional to 331,258,254.40, 496,887,381.60 and 88,945,652.80 is: 133,418,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,258,254.40 : 496,887,381.60 = 88,945,652.80 : x
  2. Step 2: Convert to fraction form
    331,258,254.40/496,887,381.60 = 88,945,652.80/x
  3. Step 3: Cross multiply
    331,258,254.40x = 496,887,381.60 × 88,945,652.80
  4. Step 4: Simplify right side
    331,258,254.40x = 44,195,972,524,494,712
  5. Step 5: Solve for x
    x = 44,195,972,524,494,712/331,258,254.40
  6. Step 6: Final answer
    x = 133,418,479.20

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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.