Home / 147,258,010.20-220,887,015.30-50,181,454.20

Finding the Fourth Proportional to 147,258,010.20, 220,887,015.30 and 50,181,454.20

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Solution

The fourth proportional to 147,258,010.20, 220,887,015.30 and 50,181,454.20 is: 75,272,181.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,258,010.20 : 220,887,015.30 = 50,181,454.20 : x
  2. Step 2: Convert to fraction form
    147,258,010.20/220,887,015.30 = 50,181,454.20/x
  3. Step 3: Cross multiply
    147,258,010.20x = 220,887,015.30 × 50,181,454.20
  4. Step 4: Simplify right side
    147,258,010.20x = 11,084,431,641,651,650
  5. Step 5: Solve for x
    x = 11,084,431,641,651,650/147,258,010.20
  6. Step 6: Final answer
    x = 75,272,181.30

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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.