Home / 63,481,520.66-87,515,942.70-42,577,288.92

Finding the Fourth Proportional to 63,481,520.66, 87,515,942.70 and 42,577,288.92

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Solution

The fourth proportional to 63,481,520.66, 87,515,942.70 and 42,577,288.92 is: 58,697,264.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,481,520.66 : 87,515,942.70 = 42,577,288.92 : x
  2. Step 2: Convert to fraction form
    63,481,520.66/87,515,942.70 = 42,577,288.92/x
  3. Step 3: Cross multiply
    63,481,520.66x = 87,515,942.70 × 42,577,288.92
  4. Step 4: Simplify right side
    63,481,520.66x = 3,726,191,577,444,065
  5. Step 5: Solve for x
    x = 3,726,191,577,444,065/63,481,520.66
  6. Step 6: Final answer
    x = 58,697,264.01

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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.