Home / 98,661,195.40-147,991,793.10-41,920,126.60

Finding the Fourth Proportional to 98,661,195.40, 147,991,793.10 and 41,920,126.60

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Solution

The fourth proportional to 98,661,195.40, 147,991,793.10 and 41,920,126.60 is: 62,880,189.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,661,195.40 : 147,991,793.10 = 41,920,126.60 : x
  2. Step 2: Convert to fraction form
    98,661,195.40/147,991,793.10 = 41,920,126.60/x
  3. Step 3: Cross multiply
    98,661,195.40x = 147,991,793.10 × 41,920,126.60
  4. Step 4: Simplify right side
    98,661,195.40x = 6,203,834,702,513,006
  5. Step 5: Solve for x
    x = 6,203,834,702,513,006/98,661,195.40
  6. Step 6: Final answer
    x = 62,880,189.90

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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.