Home / 372,703,748.28-514,354,184.39-205,439,632.82

Finding the Fourth Proportional to 372,703,748.28, 514,354,184.39 and 205,439,632.82

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Solution

The fourth proportional to 372,703,748.28, 514,354,184.39 and 205,439,632.82 is: 283,519,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,703,748.28 : 514,354,184.39 = 205,439,632.82 : x
  2. Step 2: Convert to fraction form
    372,703,748.28/514,354,184.39 = 205,439,632.82/x
  3. Step 3: Cross multiply
    372,703,748.28x = 514,354,184.39 × 205,439,632.82
  4. Step 4: Simplify right side
    372,703,748.28x = 105,668,734,780,512,176
  5. Step 5: Solve for x
    x = 105,668,734,780,512,176/372,703,748.28
  6. Step 6: Final answer
    x = 283,519,377.70

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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.