Home / 195,905,329.16-293,857,949.84-71,417,290.69

Finding the Fourth Proportional to 195,905,329.16, 293,857,949.84 and 71,417,290.69

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Solution

The fourth proportional to 195,905,329.16, 293,857,949.84 and 71,417,290.69 is: 107,125,920.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,905,329.16 : 293,857,949.84 = 71,417,290.69 : x
  2. Step 2: Convert to fraction form
    195,905,329.16/293,857,949.84 = 71,417,290.69/x
  3. Step 3: Cross multiply
    195,905,329.16x = 293,857,949.84 × 71,417,290.69
  4. Step 4: Simplify right side
    195,905,329.16x = 20,986,538,624,198,988
  5. Step 5: Solve for x
    x = 20,986,538,624,198,988/195,905,329.16
  6. Step 6: Final answer
    x = 107,125,920.03

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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.