Home / 105,176,223.89-157,714,681.51-61,469,520.96

Finding the Fourth Proportional to 105,176,223.89, 157,714,681.51 and 61,469,520.96

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Solution

The fourth proportional to 105,176,223.89, 157,714,681.51 and 61,469,520.96 is: 92,175,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,176,223.89 : 157,714,681.51 = 61,469,520.96 : x
  2. Step 2: Convert to fraction form
    105,176,223.89/157,714,681.51 = 61,469,520.96/x
  3. Step 3: Cross multiply
    105,176,223.89x = 157,714,681.51 × 61,469,520.96
  4. Step 4: Simplify right side
    105,176,223.89x = 9,694,645,920,471,322
  5. Step 5: Solve for x
    x = 9,694,645,920,471,322/105,176,223.89
  6. Step 6: Final answer
    x = 92,175,261.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.