Home / 791,752,490.94-1,187,590,108.32-293,859,884.64

Finding the Fourth Proportional to 791,752,490.94, 1,187,590,108.32 and 293,859,884.64

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Solution

The fourth proportional to 791,752,490.94, 1,187,590,108.32 and 293,859,884.64 is: 440,775,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,752,490.94 : 1,187,590,108.32 = 293,859,884.64 : x
  2. Step 2: Convert to fraction form
    791,752,490.94/1,187,590,108.32 = 293,859,884.64/x
  3. Step 3: Cross multiply
    791,752,490.94x = 1,187,590,108.32 × 293,859,884.64
  4. Step 4: Simplify right side
    791,752,490.94x = 348,985,092,230,520,256
  5. Step 5: Solve for x
    x = 348,985,092,230,520,256/791,752,490.94
  6. Step 6: Final answer
    x = 440,775,490.10

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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.