Home / 130,860,679,760.58-196,350,661,686.63-67,162,757,040.13

Finding the Fourth Proportional to 130,860,679,760.58, 196,350,661,686.63 and 67,162,757,040.13

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Solution

The fourth proportional to 130,860,679,760.58, 196,350,661,686.63 and 67,162,757,040.13 is: 100,774,746,162.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,860,679,760.58 : 196,350,661,686.63 = 67,162,757,040.13 : x
  2. Step 2: Convert to fraction form
    130,860,679,760.58/196,350,661,686.63 = 67,162,757,040.13/x
  3. Step 3: Cross multiply
    130,860,679,760.58x = 196,350,661,686.63 × 67,162,757,040.13
  4. Step 4: Simplify right side
    130,860,679,760.58x = 13,187,451,785,527,892,639,744
  5. Step 5: Solve for x
    x = 13,187,451,785,527,892,639,744/130,860,679,760.58
  6. Step 6: Final answer
    x = 100,774,746,162.53

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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.