Home / 135,748,598.60-203,622,897.90-49,489,819.40

Finding the Fourth Proportional to 135,748,598.60, 203,622,897.90 and 49,489,819.40

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Solution

The fourth proportional to 135,748,598.60, 203,622,897.90 and 49,489,819.40 is: 74,234,729.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,748,598.60 : 203,622,897.90 = 49,489,819.40 : x
  2. Step 2: Convert to fraction form
    135,748,598.60/203,622,897.90 = 49,489,819.40/x
  3. Step 3: Cross multiply
    135,748,598.60x = 203,622,897.90 × 49,489,819.40
  4. Step 4: Simplify right side
    135,748,598.60x = 10,077,260,442,775,640
  5. Step 5: Solve for x
    x = 10,077,260,442,775,640/135,748,598.60
  6. Step 6: Final answer
    x = 74,234,729.10

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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.