Home / 108,918,207.20-152,868,127.60-108,918,207.20

Finding the Fourth Proportional to 108,918,207.20, 152,868,127.60 and 108,918,207.20

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Solution

The fourth proportional to 108,918,207.20, 152,868,127.60 and 108,918,207.20 is: 152,868,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,918,207.20 : 152,868,127.60 = 108,918,207.20 : x
  2. Step 2: Convert to fraction form
    108,918,207.20/152,868,127.60 = 108,918,207.20/x
  3. Step 3: Cross multiply
    108,918,207.20x = 152,868,127.60 × 108,918,207.20
  4. Step 4: Simplify right side
    108,918,207.20x = 16,650,122,396,212,838
  5. Step 5: Solve for x
    x = 16,650,122,396,212,838/108,918,207.20
  6. Step 6: Final answer
    x = 152,868,127.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.