Home / 382,240,933.83-572,998,138.74-243,677,657.61

Finding the Fourth Proportional to 382,240,933.83, 572,998,138.74 and 243,677,657.61

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Solution

The fourth proportional to 382,240,933.83, 572,998,138.74 and 243,677,657.61 is: 365,284,907.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,240,933.83 : 572,998,138.74 = 243,677,657.61 : x
  2. Step 2: Convert to fraction form
    382,240,933.83/572,998,138.74 = 243,677,657.61/x
  3. Step 3: Cross multiply
    382,240,933.83x = 572,998,138.74 × 243,677,657.61
  4. Step 4: Simplify right side
    382,240,933.83x = 139,626,844,263,053,008
  5. Step 5: Solve for x
    x = 139,626,844,263,053,008/382,240,933.83
  6. Step 6: Final answer
    x = 365,284,907.78

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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.