Home / 149,691,729.60-224,537,594.40-84,970,526.40

Finding the Fourth Proportional to 149,691,729.60, 224,537,594.40 and 84,970,526.40

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Solution

The fourth proportional to 149,691,729.60, 224,537,594.40 and 84,970,526.40 is: 127,455,789.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,691,729.60 : 224,537,594.40 = 84,970,526.40 : x
  2. Step 2: Convert to fraction form
    149,691,729.60/224,537,594.40 = 84,970,526.40/x
  3. Step 3: Cross multiply
    149,691,729.60x = 224,537,594.40 × 84,970,526.40
  4. Step 4: Simplify right side
    149,691,729.60x = 19,079,077,592,757,696
  5. Step 5: Solve for x
    x = 19,079,077,592,757,696/149,691,729.60
  6. Step 6: Final answer
    x = 127,455,789.60

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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.