Home / 165,943,115.10-248,914,672.65-88,459,017.30

Finding the Fourth Proportional to 165,943,115.10, 248,914,672.65 and 88,459,017.30

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Solution

The fourth proportional to 165,943,115.10, 248,914,672.65 and 88,459,017.30 is: 132,688,525.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,943,115.10 : 248,914,672.65 = 88,459,017.30 : x
  2. Step 2: Convert to fraction form
    165,943,115.10/248,914,672.65 = 88,459,017.30/x
  3. Step 3: Cross multiply
    165,943,115.10x = 248,914,672.65 × 88,459,017.30
  4. Step 4: Simplify right side
    165,943,115.10x = 22,018,747,334,170,188
  5. Step 5: Solve for x
    x = 22,018,747,334,170,188/165,943,115.10
  6. Step 6: Final answer
    x = 132,688,525.95

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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.