Home / 343,662,785.91-514,813,931.15-300,580,635.51

Finding the Fourth Proportional to 343,662,785.91, 514,813,931.15 and 300,580,635.51

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Solution

The fourth proportional to 343,662,785.91, 514,813,931.15 and 300,580,635.51 is: 450,275,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,662,785.91 : 514,813,931.15 = 300,580,635.51 : x
  2. Step 2: Convert to fraction form
    343,662,785.91/514,813,931.15 = 300,580,635.51/x
  3. Step 3: Cross multiply
    343,662,785.91x = 514,813,931.15 × 300,580,635.51
  4. Step 4: Simplify right side
    343,662,785.91x = 154,743,098,592,965,472
  5. Step 5: Solve for x
    x = 154,743,098,592,965,472/343,662,785.91
  6. Step 6: Final answer
    x = 450,275,982.55

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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.