Home / 342,983,987.33-514,215,640.49-176,808,422.75

Finding the Fourth Proportional to 342,983,987.33, 514,215,640.49 and 176,808,422.75

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Solution

The fourth proportional to 342,983,987.33, 514,215,640.49 and 176,808,422.75 is: 265,078,428.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,983,987.33 : 514,215,640.49 = 176,808,422.75 : x
  2. Step 2: Convert to fraction form
    342,983,987.33/514,215,640.49 = 176,808,422.75/x
  3. Step 3: Cross multiply
    342,983,987.33x = 514,215,640.49 × 176,808,422.75
  4. Step 4: Simplify right side
    342,983,987.33x = 90,917,656,344,962,816
  5. Step 5: Solve for x
    x = 90,917,656,344,962,816/342,983,987.33
  6. Step 6: Final answer
    x = 265,078,428.45

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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.