Home / 10,915,902,694.29-15,063,945,601.49-5,903,650,117.86

Finding the Fourth Proportional to 10,915,902,694.29, 15,063,945,601.49 and 5,903,650,117.86

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Solution

The fourth proportional to 10,915,902,694.29, 15,063,945,601.49 and 5,903,650,117.86 is: 8,147,037,099.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,902,694.29 : 15,063,945,601.49 = 5,903,650,117.86 : x
  2. Step 2: Convert to fraction form
    10,915,902,694.29/15,063,945,601.49 = 5,903,650,117.86/x
  3. Step 3: Cross multiply
    10,915,902,694.29x = 15,063,945,601.49 × 5,903,650,117.86
  4. Step 4: Simplify right side
    10,915,902,694.29x = 88,932,264,225,614,315,520
  5. Step 5: Solve for x
    x = 88,932,264,225,614,315,520/10,915,902,694.29
  6. Step 6: Final answer
    x = 8,147,037,099.56

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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.