Home / 108,712,780.84-150,029,844.90-62,310,764.20

Finding the Fourth Proportional to 108,712,780.84, 150,029,844.90 and 62,310,764.20

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Solution

The fourth proportional to 108,712,780.84, 150,029,844.90 and 62,310,764.20 is: 85,992,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,712,780.84 : 150,029,844.90 = 62,310,764.20 : x
  2. Step 2: Convert to fraction form
    108,712,780.84/150,029,844.90 = 62,310,764.20/x
  3. Step 3: Cross multiply
    108,712,780.84x = 150,029,844.90 × 62,310,764.20
  4. Step 4: Simplify right side
    108,712,780.84x = 9,348,474,288,526,474
  5. Step 5: Solve for x
    x = 9,348,474,288,526,474/108,712,780.84
  6. Step 6: Final answer
    x = 85,992,412.45

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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.