Home / 113,379,621.81-156,468,832.98-63,823,193.25

Finding the Fourth Proportional to 113,379,621.81, 156,468,832.98 and 63,823,193.25

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Solution

The fourth proportional to 113,379,621.81, 156,468,832.98 and 63,823,193.25 is: 88,078,795.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,379,621.81 : 156,468,832.98 = 63,823,193.25 : x
  2. Step 2: Convert to fraction form
    113,379,621.81/156,468,832.98 = 63,823,193.25/x
  3. Step 3: Cross multiply
    113,379,621.81x = 156,468,832.98 × 63,823,193.25
  4. Step 4: Simplify right side
    113,379,621.81x = 9,986,340,564,884,512
  5. Step 5: Solve for x
    x = 9,986,340,564,884,512/113,379,621.81
  6. Step 6: Final answer
    x = 88,078,795.87

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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.