Home / 130,860,679,758.93-196,350,661,684.15-67,162,757,038.47

Finding the Fourth Proportional to 130,860,679,758.93, 196,350,661,684.15 and 67,162,757,038.47

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Solution

The fourth proportional to 130,860,679,758.93, 196,350,661,684.15 and 67,162,757,038.47 is: 100,774,746,160.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,860,679,758.93 : 196,350,661,684.15 = 67,162,757,038.47 : x
  2. Step 2: Convert to fraction form
    130,860,679,758.93/196,350,661,684.15 = 67,162,757,038.47/x
  3. Step 3: Cross multiply
    130,860,679,758.93x = 196,350,661,684.15 × 67,162,757,038.47
  4. Step 4: Simplify right side
    130,860,679,758.93x = 13,187,451,785,035,386,978,304
  5. Step 5: Solve for x
    x = 13,187,451,785,035,386,978,304/130,860,679,758.93
  6. Step 6: Final answer
    x = 100,774,746,160.03

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1.5x scale

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.