Home / 108,881,382.20-163,511,030.10-57,863,046.20

Finding the Fourth Proportional to 108,881,382.20, 163,511,030.10 and 57,863,046.20

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Solution

The fourth proportional to 108,881,382.20, 163,511,030.10 and 57,863,046.20 is: 86,894,986.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,881,382.20 : 163,511,030.10 = 57,863,046.20 : x
  2. Step 2: Convert to fraction form
    108,881,382.20/163,511,030.10 = 57,863,046.20/x
  3. Step 3: Cross multiply
    108,881,382.20x = 163,511,030.10 × 57,863,046.20
  4. Step 4: Simplify right side
    108,881,382.20x = 9,461,246,288,885,890
  5. Step 5: Solve for x
    x = 9,461,246,288,885,890/108,881,382.20
  6. Step 6: Final answer
    x = 86,894,986.98

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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.