Home / 111,219,781.60-166,829,672.40-94,423,621.60

Finding the Fourth Proportional to 111,219,781.60, 166,829,672.40 and 94,423,621.60

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Solution

The fourth proportional to 111,219,781.60, 166,829,672.40 and 94,423,621.60 is: 141,635,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,219,781.60 : 166,829,672.40 = 94,423,621.60 : x
  2. Step 2: Convert to fraction form
    111,219,781.60/166,829,672.40 = 94,423,621.60/x
  3. Step 3: Cross multiply
    111,219,781.60x = 166,829,672.40 × 94,423,621.60
  4. Step 4: Simplify right side
    111,219,781.60x = 15,752,661,858,349,564
  5. Step 5: Solve for x
    x = 15,752,661,858,349,564/111,219,781.60
  6. Step 6: Final answer
    x = 141,635,432.40

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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.