Home / 143,712,234.40-215,568,351.60-41,479,607.20

Finding the Fourth Proportional to 143,712,234.40, 215,568,351.60 and 41,479,607.20

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Solution

The fourth proportional to 143,712,234.40, 215,568,351.60 and 41,479,607.20 is: 62,219,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,712,234.40 : 215,568,351.60 = 41,479,607.20 : x
  2. Step 2: Convert to fraction form
    143,712,234.40/215,568,351.60 = 41,479,607.20/x
  3. Step 3: Cross multiply
    143,712,234.40x = 215,568,351.60 × 41,479,607.20
  4. Step 4: Simplify right side
    143,712,234.40x = 8,941,690,549,119,492
  5. Step 5: Solve for x
    x = 8,941,690,549,119,492/143,712,234.40
  6. Step 6: Final answer
    x = 62,219,410.80

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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.