Home / 217,332,320.58-299,891,362.23-146,921,112

Finding the Fourth Proportional to 217,332,320.58, 299,891,362.23 and 146,921,112

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Solution

The fourth proportional to 217,332,320.58, 299,891,362.23 and 146,921,112 is: 202,732,719.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,332,320.58 : 299,891,362.23 = 146,921,112 : x
  2. Step 2: Convert to fraction form
    217,332,320.58/299,891,362.23 = 146,921,112/x
  3. Step 3: Cross multiply
    217,332,320.58x = 299,891,362.23 × 146,921,112
  4. Step 4: Simplify right side
    217,332,320.58x = 44,060,372,418,026,400
  5. Step 5: Solve for x
    x = 44,060,372,418,026,400/217,332,320.58
  6. Step 6: Final answer
    x = 202,732,719.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.