Home / 5,107,174,232.72-7,047,897,257.76-2,760,330,776.72

Finding the Fourth Proportional to 5,107,174,232.72, 7,047,897,257.76 and 2,760,330,776.72

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Solution

The fourth proportional to 5,107,174,232.72, 7,047,897,257.76 and 2,760,330,776.72 is: 3,809,254,751.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,174,232.72 : 7,047,897,257.76 = 2,760,330,776.72 : x
  2. Step 2: Convert to fraction form
    5,107,174,232.72/7,047,897,257.76 = 2,760,330,776.72/x
  3. Step 3: Cross multiply
    5,107,174,232.72x = 7,047,897,257.76 × 2,760,330,776.72
  4. Step 4: Simplify right side
    5,107,174,232.72x = 19,454,527,711,755,419,648
  5. Step 5: Solve for x
    x = 19,454,527,711,755,419,648/5,107,174,232.72
  6. Step 6: Final answer
    x = 3,809,254,751.31

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1.5x scale

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.