Home / 49,209,640.60-73,814,460.90-45,626,459.80

Finding the Fourth Proportional to 49,209,640.60, 73,814,460.90 and 45,626,459.80

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Solution

The fourth proportional to 49,209,640.60, 73,814,460.90 and 45,626,459.80 is: 68,439,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,209,640.60 : 73,814,460.90 = 45,626,459.80 : x
  2. Step 2: Convert to fraction form
    49,209,640.60/73,814,460.90 = 45,626,459.80/x
  3. Step 3: Cross multiply
    49,209,640.60x = 73,814,460.90 × 45,626,459.80
  4. Step 4: Simplify right side
    49,209,640.60x = 3,367,892,532,912,522
  5. Step 5: Solve for x
    x = 3,367,892,532,912,522/49,209,640.60
  6. Step 6: Final answer
    x = 68,439,689.70

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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.