Home / 146,760,400.20-220,140,600.30-98,387,459.40

Finding the Fourth Proportional to 146,760,400.20, 220,140,600.30 and 98,387,459.40

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Solution

The fourth proportional to 146,760,400.20, 220,140,600.30 and 98,387,459.40 is: 147,581,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,760,400.20 : 220,140,600.30 = 98,387,459.40 : x
  2. Step 2: Convert to fraction form
    146,760,400.20/220,140,600.30 = 98,387,459.40/x
  3. Step 3: Cross multiply
    146,760,400.20x = 220,140,600.30 × 98,387,459.40
  4. Step 4: Simplify right side
    146,760,400.20x = 21,659,074,374,307,880
  5. Step 5: Solve for x
    x = 21,659,074,374,307,880/146,760,400.20
  6. Step 6: Final answer
    x = 147,581,189.10

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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.