Home / 83,065,721.67-114,633,008.73-45,898,409.43

Finding the Fourth Proportional to 83,065,721.67, 114,633,008.73 and 45,898,409.43

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Solution

The fourth proportional to 83,065,721.67, 114,633,008.73 and 45,898,409.43 is: 63,341,082.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,065,721.67 : 114,633,008.73 = 45,898,409.43 : x
  2. Step 2: Convert to fraction form
    83,065,721.67/114,633,008.73 = 45,898,409.43/x
  3. Step 3: Cross multiply
    83,065,721.67x = 114,633,008.73 × 45,898,409.43
  4. Step 4: Simplify right side
    83,065,721.67x = 5,261,472,768,882,304
  5. Step 5: Solve for x
    x = 5,261,472,768,882,304/83,065,721.67
  6. Step 6: Final answer
    x = 63,341,082.98

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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.