Home / 1,480,385,995.98-2,220,561,867.12-359,916,011.61

Finding the Fourth Proportional to 1,480,385,995.98, 2,220,561,867.12 and 359,916,011.61

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Solution

The fourth proportional to 1,480,385,995.98, 2,220,561,867.12 and 359,916,011.61 is: 539,869,853.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,385,995.98 : 2,220,561,867.12 = 359,916,011.61 : x
  2. Step 2: Convert to fraction form
    1,480,385,995.98/2,220,561,867.12 = 359,916,011.61/x
  3. Step 3: Cross multiply
    1,480,385,995.98x = 2,220,561,867.12 × 359,916,011.61
  4. Step 4: Simplify right side
    1,480,385,995.98x = 799,215,770,747,085,184
  5. Step 5: Solve for x
    x = 799,215,770,747,085,184/1,480,385,995.98
  6. Step 6: Final answer
    x = 539,869,853.48

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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.