Home / 108,870,921.20-163,138,420.20-94,426,223.60

Finding the Fourth Proportional to 108,870,921.20, 163,138,420.20 and 94,426,223.60

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Solution

The fourth proportional to 108,870,921.20, 163,138,420.20 and 94,426,223.60 is: 141,493,658.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,870,921.20 : 163,138,420.20 = 94,426,223.60 : x
  2. Step 2: Convert to fraction form
    108,870,921.20/163,138,420.20 = 94,426,223.60/x
  3. Step 3: Cross multiply
    108,870,921.20x = 163,138,420.20 × 94,426,223.60
  4. Step 4: Simplify right side
    108,870,921.20x = 15,404,544,943,555,954
  5. Step 5: Solve for x
    x = 15,404,544,943,555,954/108,870,921.20
  6. Step 6: Final answer
    x = 141,493,658.49

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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.