Home / 108,875,417.60-163,313,126.40-40,704,003.20

Finding the Fourth Proportional to 108,875,417.60, 163,313,126.40 and 40,704,003.20

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Solution

The fourth proportional to 108,875,417.60, 163,313,126.40 and 40,704,003.20 is: 61,056,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,875,417.60 : 163,313,126.40 = 40,704,003.20 : x
  2. Step 2: Convert to fraction form
    108,875,417.60/163,313,126.40 = 40,704,003.20/x
  3. Step 3: Cross multiply
    108,875,417.60x = 163,313,126.40 × 40,704,003.20
  4. Step 4: Simplify right side
    108,875,417.60x = 6,647,498,019,587,605
  5. Step 5: Solve for x
    x = 6,647,498,019,587,605/108,875,417.60
  6. Step 6: Final answer
    x = 61,056,004.80

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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.