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Finding the Fourth Proportional to 565,521,791.95, 848,282,687.93 and 293,423,999.95

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Solution

The fourth proportional to 565,521,791.95, 848,282,687.93 and 293,423,999.95 is: 440,135,999.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,521,791.95 : 848,282,687.93 = 293,423,999.95 : x
  2. Step 2: Convert to fraction form
    565,521,791.95/848,282,687.93 = 293,423,999.95/x
  3. Step 3: Cross multiply
    565,521,791.95x = 848,282,687.93 × 293,423,999.95
  4. Step 4: Simplify right side
    565,521,791.95x = 248,906,499,380,758,176
  5. Step 5: Solve for x
    x = 248,906,499,380,758,176/565,521,791.95
  6. Step 6: Final answer
    x = 440,135,999.93

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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.