Home / 108,767,255.20-163,150,882.80-99,697,328.80

Finding the Fourth Proportional to 108,767,255.20, 163,150,882.80 and 99,697,328.80

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Solution

The fourth proportional to 108,767,255.20, 163,150,882.80 and 99,697,328.80 is: 149,545,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,767,255.20 : 163,150,882.80 = 99,697,328.80 : x
  2. Step 2: Convert to fraction form
    108,767,255.20/163,150,882.80 = 99,697,328.80/x
  3. Step 3: Cross multiply
    108,767,255.20x = 163,150,882.80 × 99,697,328.80
  4. Step 4: Simplify right side
    108,767,255.20x = 16,265,707,206,521,866
  5. Step 5: Solve for x
    x = 16,265,707,206,521,866/108,767,255.20
  6. Step 6: Final answer
    x = 149,545,993.20

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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.