Home / 146,988,840.80-220,483,261.20-103,150,863.20

Finding the Fourth Proportional to 146,988,840.80, 220,483,261.20 and 103,150,863.20

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Solution

The fourth proportional to 146,988,840.80, 220,483,261.20 and 103,150,863.20 is: 154,726,294.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,988,840.80 : 220,483,261.20 = 103,150,863.20 : x
  2. Step 2: Convert to fraction form
    146,988,840.80/220,483,261.20 = 103,150,863.20/x
  3. Step 3: Cross multiply
    146,988,840.80x = 220,483,261.20 × 103,150,863.20
  4. Step 4: Simplify right side
    146,988,840.80x = 22,743,038,713,931,068
  5. Step 5: Solve for x
    x = 22,743,038,713,931,068/146,988,840.80
  6. Step 6: Final answer
    x = 154,726,294.80

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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.