Home / 27,217,734,937.20-40,826,602,405.80-21,707,754,649.20

Finding the Fourth Proportional to 27,217,734,937.20, 40,826,602,405.80 and 21,707,754,649.20

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Solution

The fourth proportional to 27,217,734,937.20, 40,826,602,405.80 and 21,707,754,649.20 is: 32,561,631,973.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,734,937.20 : 40,826,602,405.80 = 21,707,754,649.20 : x
  2. Step 2: Convert to fraction form
    27,217,734,937.20/40,826,602,405.80 = 21,707,754,649.20/x
  3. Step 3: Cross multiply
    27,217,734,937.20x = 40,826,602,405.80 × 21,707,754,649.20
  4. Step 4: Simplify right side
    27,217,734,937.20x = 886,253,868,185,544,949,760
  5. Step 5: Solve for x
    x = 886,253,868,185,544,949,760/27,217,734,937.20
  6. Step 6: Final answer
    x = 32,561,631,973.80

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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.