Home / 1,419,993,823.60-1,959,786,142.64-817,152,057.44

Finding the Fourth Proportional to 1,419,993,823.60, 1,959,786,142.64 and 817,152,057.44

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Solution

The fourth proportional to 1,419,993,823.60, 1,959,786,142.64 and 817,152,057.44 is: 1,127,781,862.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,993,823.60 : 1,959,786,142.64 = 817,152,057.44 : x
  2. Step 2: Convert to fraction form
    1,419,993,823.60/1,959,786,142.64 = 817,152,057.44/x
  3. Step 3: Cross multiply
    1,419,993,823.60x = 1,959,786,142.64 × 817,152,057.44
  4. Step 4: Simplify right side
    1,419,993,823.60x = 1,601,443,278,600,677,632
  5. Step 5: Solve for x
    x = 1,601,443,278,600,677,632/1,419,993,823.60
  6. Step 6: Final answer
    x = 1,127,781,862.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.