Home / 173,819,218.90-260,760,321.15-87,339,990.10

Finding the Fourth Proportional to 173,819,218.90, 260,760,321.15 and 87,339,990.10

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Solution

The fourth proportional to 173,819,218.90, 260,760,321.15 and 87,339,990.10 is: 131,025,809.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,819,218.90 : 260,760,321.15 = 87,339,990.10 : x
  2. Step 2: Convert to fraction form
    173,819,218.90/260,760,321.15 = 87,339,990.10/x
  3. Step 3: Cross multiply
    173,819,218.90x = 260,760,321.15 × 87,339,990.10
  4. Step 4: Simplify right side
    173,819,218.90x = 22,774,803,867,713,820
  5. Step 5: Solve for x
    x = 22,774,803,867,713,820/173,819,218.90
  6. Step 6: Final answer
    x = 131,025,809.53

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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.