Home / 113,379,622.81-156,468,834.36-63,823,194.25

Finding the Fourth Proportional to 113,379,622.81, 156,468,834.36 and 63,823,194.25

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Solution

The fourth proportional to 113,379,622.81, 156,468,834.36 and 63,823,194.25 is: 88,078,797.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,379,622.81 : 156,468,834.36 = 63,823,194.25 : x
  2. Step 2: Convert to fraction form
    113,379,622.81/156,468,834.36 = 63,823,194.25/x
  3. Step 3: Cross multiply
    113,379,622.81x = 156,468,834.36 × 63,823,194.25
  4. Step 4: Simplify right side
    113,379,622.81x = 9,986,340,809,429,356
  5. Step 5: Solve for x
    x = 9,986,340,809,429,356/113,379,622.81
  6. Step 6: Final answer
    x = 88,078,797.25

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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.