Home / 146,844,000.10-220,266,000.15-78,819,552.10

Finding the Fourth Proportional to 146,844,000.10, 220,266,000.15 and 78,819,552.10

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Solution

The fourth proportional to 146,844,000.10, 220,266,000.15 and 78,819,552.10 is: 118,229,328.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,844,000.10 : 220,266,000.15 = 78,819,552.10 : x
  2. Step 2: Convert to fraction form
    146,844,000.10/220,266,000.15 = 78,819,552.10/x
  3. Step 3: Cross multiply
    146,844,000.10x = 220,266,000.15 × 78,819,552.10
  4. Step 4: Simplify right side
    146,844,000.10x = 17,361,267,474,681,532
  5. Step 5: Solve for x
    x = 17,361,267,474,681,532/146,844,000.10
  6. Step 6: Final answer
    x = 118,229,328.15

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1.5x scale

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.