Home / 108,897,788.80-163,346,683.20-98,820,092.80

Finding the Fourth Proportional to 108,897,788.80, 163,346,683.20 and 98,820,092.80

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Solution

The fourth proportional to 108,897,788.80, 163,346,683.20 and 98,820,092.80 is: 148,230,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,897,788.80 : 163,346,683.20 = 98,820,092.80 : x
  2. Step 2: Convert to fraction form
    108,897,788.80/163,346,683.20 = 98,820,092.80/x
  3. Step 3: Cross multiply
    108,897,788.80x = 163,346,683.20 × 98,820,092.80
  4. Step 4: Simplify right side
    108,897,788.80x = 16,141,934,392,396,200
  5. Step 5: Solve for x
    x = 16,141,934,392,396,200/108,897,788.80
  6. Step 6: Final answer
    x = 148,230,139.20

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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.