Home / 73,248,049.20-109,889,569.80-22,130,569.20

Finding the Fourth Proportional to 73,248,049.20, 109,889,569.80 and 22,130,569.20

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Solution

The fourth proportional to 73,248,049.20, 109,889,569.80 and 22,130,569.20 is: 33,201,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,248,049.20 : 109,889,569.80 = 22,130,569.20 : x
  2. Step 2: Convert to fraction form
    73,248,049.20/109,889,569.80 = 22,130,569.20/x
  3. Step 3: Cross multiply
    73,248,049.20x = 109,889,569.80 × 22,130,569.20
  4. Step 4: Simplify right side
    73,248,049.20x = 2,431,918,728,817,130
  5. Step 5: Solve for x
    x = 2,431,918,728,817,130/73,248,049.20
  6. Step 6: Final answer
    x = 33,201,139.90

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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.