Home / 25,957,875,776.90-38,935,643,609.47-10,825,213,761.86

Finding the Fourth Proportional to 25,957,875,776.90, 38,935,643,609.47 and 10,825,213,761.86

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Solution

The fourth proportional to 25,957,875,776.90, 38,935,643,609.47 and 10,825,213,761.86 is: 16,237,332,694.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,957,875,776.90 : 38,935,643,609.47 = 10,825,213,761.86 : x
  2. Step 2: Convert to fraction form
    25,957,875,776.90/38,935,643,609.47 = 10,825,213,761.86/x
  3. Step 3: Cross multiply
    25,957,875,776.90x = 38,935,643,609.47 × 10,825,213,761.86
  4. Step 4: Simplify right side
    25,957,875,776.90x = 421,486,665,028,111,040,512
  5. Step 5: Solve for x
    x = 421,486,665,028,111,040,512/25,957,875,776.90
  6. Step 6: Final answer
    x = 16,237,332,694.35

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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.