Home / 149,465,211.20-224,233,246.20-76,693,223.60

Finding the Fourth Proportional to 149,465,211.20, 224,233,246.20 and 76,693,223.60

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Solution

The fourth proportional to 149,465,211.20, 224,233,246.20 and 76,693,223.60 is: 115,058,014.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,465,211.20 : 224,233,246.20 = 76,693,223.60 : x
  2. Step 2: Convert to fraction form
    149,465,211.20/224,233,246.20 = 76,693,223.60/x
  3. Step 3: Cross multiply
    149,465,211.20x = 224,233,246.20 × 76,693,223.60
  4. Step 4: Simplify right side
    149,465,211.20x = 17,197,170,489,370,448
  5. Step 5: Solve for x
    x = 17,197,170,489,370,448/149,465,211.20
  6. Step 6: Final answer
    x = 115,058,014.85

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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.