Home / 113,103,426.80-169,655,140.20-55,707,798.80

Finding the Fourth Proportional to 113,103,426.80, 169,655,140.20 and 55,707,798.80

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Solution

The fourth proportional to 113,103,426.80, 169,655,140.20 and 55,707,798.80 is: 83,561,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,103,426.80 : 169,655,140.20 = 55,707,798.80 : x
  2. Step 2: Convert to fraction form
    113,103,426.80/169,655,140.20 = 55,707,798.80/x
  3. Step 3: Cross multiply
    113,103,426.80x = 169,655,140.20 × 55,707,798.80
  4. Step 4: Simplify right side
    113,103,426.80x = 9,451,114,415,647,390
  5. Step 5: Solve for x
    x = 9,451,114,415,647,390/113,103,426.80
  6. Step 6: Final answer
    x = 83,561,698.20

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1.5x scale

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.