Home / 130,860,679,754.83-196,350,661,678.01-67,162,757,034.38

Finding the Fourth Proportional to 130,860,679,754.83, 196,350,661,678.01 and 67,162,757,034.38

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Solution

The fourth proportional to 130,860,679,754.83, 196,350,661,678.01 and 67,162,757,034.38 is: 100,774,746,153.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,860,679,754.83 : 196,350,661,678.01 = 67,162,757,034.38 : x
  2. Step 2: Convert to fraction form
    130,860,679,754.83/196,350,661,678.01 = 67,162,757,034.38/x
  3. Step 3: Cross multiply
    130,860,679,754.83x = 196,350,661,678.01 × 67,162,757,034.38
  4. Step 4: Simplify right side
    130,860,679,754.83x = 13,187,451,783,818,952,835,072
  5. Step 5: Solve for x
    x = 13,187,451,783,818,952,835,072/130,860,679,754.83
  6. Step 6: Final answer
    x = 100,774,746,153.89

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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.