Home / 302,146,921.38-453,220,357.11-83,797,260.66

Finding the Fourth Proportional to 302,146,921.38, 453,220,357.11 and 83,797,260.66

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Solution

The fourth proportional to 302,146,921.38, 453,220,357.11 and 83,797,260.66 is: 125,695,884.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,146,921.38 : 453,220,357.11 = 83,797,260.66 : x
  2. Step 2: Convert to fraction form
    302,146,921.38/453,220,357.11 = 83,797,260.66/x
  3. Step 3: Cross multiply
    302,146,921.38x = 453,220,357.11 × 83,797,260.66
  4. Step 4: Simplify right side
    302,146,921.38x = 37,978,624,401,164,952
  5. Step 5: Solve for x
    x = 37,978,624,401,164,952/302,146,921.38
  6. Step 6: Final answer
    x = 125,695,884.07

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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.