Home / 113,335,871.70-156,391,443.72-63,775,381.73

Finding the Fourth Proportional to 113,335,871.70, 156,391,443.72 and 63,775,381.73

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Solution

The fourth proportional to 113,335,871.70, 156,391,443.72 and 63,775,381.73 is: 88,003,240.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,335,871.70 : 156,391,443.72 = 63,775,381.73 : x
  2. Step 2: Convert to fraction form
    113,335,871.70/156,391,443.72 = 63,775,381.73/x
  3. Step 3: Cross multiply
    113,335,871.70x = 156,391,443.72 × 63,775,381.73
  4. Step 4: Simplify right side
    113,335,871.70x = 9,973,924,022,939,790
  5. Step 5: Solve for x
    x = 9,973,924,022,939,790/113,335,871.70
  6. Step 6: Final answer
    x = 88,003,240.93

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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.