Home / 118,099,587.60-177,149,381.40-66,443,522.40

Finding the Fourth Proportional to 118,099,587.60, 177,149,381.40 and 66,443,522.40

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Solution

The fourth proportional to 118,099,587.60, 177,149,381.40 and 66,443,522.40 is: 99,665,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,099,587.60 : 177,149,381.40 = 66,443,522.40 : x
  2. Step 2: Convert to fraction form
    118,099,587.60/177,149,381.40 = 66,443,522.40/x
  3. Step 3: Cross multiply
    118,099,587.60x = 177,149,381.40 × 66,443,522.40
  4. Step 4: Simplify right side
    118,099,587.60x = 11,770,428,891,197,044
  5. Step 5: Solve for x
    x = 11,770,428,891,197,044/118,099,587.60
  6. Step 6: Final answer
    x = 99,665,283.60

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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.