Home / 113,335,871.45-156,391,443.38-63,775,381.49

Finding the Fourth Proportional to 113,335,871.45, 156,391,443.38 and 63,775,381.49

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Solution

The fourth proportional to 113,335,871.45, 156,391,443.38 and 63,775,381.49 is: 88,003,240.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,335,871.45 : 156,391,443.38 = 63,775,381.49 : x
  2. Step 2: Convert to fraction form
    113,335,871.45/156,391,443.38 = 63,775,381.49/x
  3. Step 3: Cross multiply
    113,335,871.45x = 156,391,443.38 × 63,775,381.49
  4. Step 4: Simplify right side
    113,335,871.45x = 9,973,923,962,230,400
  5. Step 5: Solve for x
    x = 9,973,923,962,230,400/113,335,871.45
  6. Step 6: Final answer
    x = 88,003,240.59

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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.