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Finding the Fourth Proportional to 565,521,790.95, 848,282,686.43 and 293,423,998.95

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Solution

The fourth proportional to 565,521,790.95, 848,282,686.43 and 293,423,998.95 is: 440,135,998.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,521,790.95 : 848,282,686.43 = 293,423,998.95 : x
  2. Step 2: Convert to fraction form
    565,521,790.95/848,282,686.43 = 293,423,998.95/x
  3. Step 3: Cross multiply
    565,521,790.95x = 848,282,686.43 × 293,423,998.95
  4. Step 4: Simplify right side
    565,521,790.95x = 248,906,498,090,872,352
  5. Step 5: Solve for x
    x = 248,906,498,090,872,352/565,521,790.95
  6. Step 6: Final answer
    x = 440,135,998.43

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Similar ratio
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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.