Home / 129,926,382.24-194,920,131.15-37,812,107.28

Finding the Fourth Proportional to 129,926,382.24, 194,920,131.15 and 37,812,107.28

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Solution

The fourth proportional to 129,926,382.24, 194,920,131.15 and 37,812,107.28 is: 56,727,054.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,926,382.24 : 194,920,131.15 = 37,812,107.28 : x
  2. Step 2: Convert to fraction form
    129,926,382.24/194,920,131.15 = 37,812,107.28/x
  3. Step 3: Cross multiply
    129,926,382.24x = 194,920,131.15 × 37,812,107.28
  4. Step 4: Simplify right side
    129,926,382.24x = 7,370,340,910,075,470
  5. Step 5: Solve for x
    x = 7,370,340,910,075,470/129,926,382.24
  6. Step 6: Final answer
    x = 56,727,054.07

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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.