Home / 101,107,366.34-139,527,857.49-54,697,609.58

Finding the Fourth Proportional to 101,107,366.34, 139,527,857.49 and 54,697,609.58

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Solution

The fourth proportional to 101,107,366.34, 139,527,857.49 and 54,697,609.58 is: 75,482,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,107,366.34 : 139,527,857.49 = 54,697,609.58 : x
  2. Step 2: Convert to fraction form
    101,107,366.34/139,527,857.49 = 54,697,609.58/x
  3. Step 3: Cross multiply
    101,107,366.34x = 139,527,857.49 × 54,697,609.58
  4. Step 4: Simplify right side
    101,107,366.34x = 7,631,840,274,521,899
  5. Step 5: Solve for x
    x = 7,631,840,274,521,899/101,107,366.34
  6. Step 6: Final answer
    x = 75,482,534.56

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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.