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Finding the Fourth Proportional to 565,521,798.45, 848,282,697.68 and 293,424,006.45

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Solution

The fourth proportional to 565,521,798.45, 848,282,697.68 and 293,424,006.45 is: 440,136,009.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,521,798.45 : 848,282,697.68 = 293,424,006.45 : x
  2. Step 2: Convert to fraction form
    565,521,798.45/848,282,697.68 = 293,424,006.45/x
  3. Step 3: Cross multiply
    565,521,798.45x = 848,282,697.68 × 293,424,006.45
  4. Step 4: Simplify right side
    565,521,798.45x = 248,906,507,755,479,680
  5. Step 5: Solve for x
    x = 248,906,507,755,479,680/565,521,798.45
  6. Step 6: Final answer
    x = 440,136,009.68

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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.