Home / 108,881,296.40-163,321,944.60-100,567,197.20

Finding the Fourth Proportional to 108,881,296.40, 163,321,944.60 and 100,567,197.20

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Solution

The fourth proportional to 108,881,296.40, 163,321,944.60 and 100,567,197.20 is: 150,850,795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,881,296.40 : 163,321,944.60 = 100,567,197.20 : x
  2. Step 2: Convert to fraction form
    108,881,296.40/163,321,944.60 = 100,567,197.20/x
  3. Step 3: Cross multiply
    108,881,296.40x = 163,321,944.60 × 100,567,197.20
  4. Step 4: Simplify right side
    108,881,296.40x = 16,424,830,209,675,676
  5. Step 5: Solve for x
    x = 16,424,830,209,675,676/108,881,296.40
  6. Step 6: Final answer
    x = 150,850,795.80

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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.