Home / 63,507,131.12-87,689,206.24-48,799,614.40

Finding the Fourth Proportional to 63,507,131.12, 87,689,206.24 and 48,799,614.40

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Solution

The fourth proportional to 63,507,131.12, 87,689,206.24 and 48,799,614.40 is: 67,381,400.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,507,131.12 : 87,689,206.24 = 48,799,614.40 : x
  2. Step 2: Convert to fraction form
    63,507,131.12/87,689,206.24 = 48,799,614.40/x
  3. Step 3: Cross multiply
    63,507,131.12x = 87,689,206.24 × 48,799,614.40
  4. Step 4: Simplify right side
    63,507,131.12x = 4,279,199,451,554,073.50
  5. Step 5: Solve for x
    x = 4,279,199,451,554,073.50/63,507,131.12
  6. Step 6: Final answer
    x = 67,381,400.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.