Home / 122,506,360.11-169,056,775.40-66,752,441.96

Finding the Fourth Proportional to 122,506,360.11, 169,056,775.40 and 66,752,441.96

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Solution

The fourth proportional to 122,506,360.11, 169,056,775.40 and 66,752,441.96 is: 92,117,279.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,506,360.11 : 169,056,775.40 = 66,752,441.96 : x
  2. Step 2: Convert to fraction form
    122,506,360.11/169,056,775.40 = 66,752,441.96/x
  3. Step 3: Cross multiply
    122,506,360.11x = 169,056,775.40 × 66,752,441.96
  4. Step 4: Simplify right side
    122,506,360.11x = 11,284,952,586,654,210
  5. Step 5: Solve for x
    x = 11,284,952,586,654,210/122,506,360.11
  6. Step 6: Final answer
    x = 92,117,279.27

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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.