Home / 791,752,543.20-1,187,590,186.24-293,859,936.64

Finding the Fourth Proportional to 791,752,543.20, 1,187,590,186.24 and 293,859,936.64

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Solution

The fourth proportional to 791,752,543.20, 1,187,590,186.24 and 293,859,936.64 is: 440,775,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,752,543.20 : 1,187,590,186.24 = 293,859,936.64 : x
  2. Step 2: Convert to fraction form
    791,752,543.20/1,187,590,186.24 = 293,859,936.64/x
  3. Step 3: Cross multiply
    791,752,543.20x = 1,187,590,186.24 × 293,859,936.64
  4. Step 4: Simplify right side
    791,752,543.20x = 348,985,176,882,772,160
  5. Step 5: Solve for x
    x = 348,985,176,882,772,160/791,752,543.20
  6. Step 6: Final answer
    x = 440,775,567.92

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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.