Home / 5,107,174,239.72-7,047,897,267.38-2,760,330,783.72

Finding the Fourth Proportional to 5,107,174,239.72, 7,047,897,267.38 and 2,760,330,783.72

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Solution

The fourth proportional to 5,107,174,239.72, 7,047,897,267.38 and 2,760,330,783.72 is: 3,809,254,760.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,174,239.72 : 7,047,897,267.38 = 2,760,330,783.72 : x
  2. Step 2: Convert to fraction form
    5,107,174,239.72/7,047,897,267.38 = 2,760,330,783.72/x
  3. Step 3: Cross multiply
    5,107,174,239.72x = 7,047,897,267.38 × 2,760,330,783.72
  4. Step 4: Simplify right side
    5,107,174,239.72x = 19,454,527,787,645,079,552
  5. Step 5: Solve for x
    x = 19,454,527,787,645,079,552/5,107,174,239.72
  6. Step 6: Final answer
    x = 3,809,254,760.95

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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.