Home / 130,860,679,757.37-196,350,661,681.80-67,162,757,036.91

Finding the Fourth Proportional to 130,860,679,757.37, 196,350,661,681.80 and 67,162,757,036.91

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Solution

The fourth proportional to 130,860,679,757.37, 196,350,661,681.80 and 67,162,757,036.91 is: 100,774,746,157.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,860,679,757.37 : 196,350,661,681.80 = 67,162,757,036.91 : x
  2. Step 2: Convert to fraction form
    130,860,679,757.37/196,350,661,681.80 = 67,162,757,036.91/x
  3. Step 3: Cross multiply
    130,860,679,757.37x = 196,350,661,681.80 × 67,162,757,036.91
  4. Step 4: Simplify right side
    130,860,679,757.37x = 13,187,451,784,570,263,830,528
  5. Step 5: Solve for x
    x = 13,187,451,784,570,263,830,528/130,860,679,757.37
  6. Step 6: Final answer
    x = 100,774,746,157.68

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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.