Home / 157,469,078.10-236,203,617.15-99,648,297.30

Finding the Fourth Proportional to 157,469,078.10, 236,203,617.15 and 99,648,297.30

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Solution

The fourth proportional to 157,469,078.10, 236,203,617.15 and 99,648,297.30 is: 149,472,445.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,469,078.10 : 236,203,617.15 = 99,648,297.30 : x
  2. Step 2: Convert to fraction form
    157,469,078.10/236,203,617.15 = 99,648,297.30/x
  3. Step 3: Cross multiply
    157,469,078.10x = 236,203,617.15 × 99,648,297.30
  4. Step 4: Simplify right side
    157,469,078.10x = 23,537,288,265,098,580
  5. Step 5: Solve for x
    x = 23,537,288,265,098,580/157,469,078.10
  6. Step 6: Final answer
    x = 149,472,445.95

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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.