Home / 812,343,194,257.86-1,218,519,983,882.50-238,656,960,687.66

Finding the Fourth Proportional to 812,343,194,257.86, 1,218,519,983,882.50 and 238,656,960,687.66

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Solution

The fourth proportional to 812,343,194,257.86, 1,218,519,983,882.50 and 238,656,960,687.66 is: 357,986,966,526.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,343,194,257.86 : 1,218,519,983,882.50 = 238,656,960,687.66 : x
  2. Step 2: Convert to fraction form
    812,343,194,257.86/1,218,519,983,882.50 = 238,656,960,687.66/x
  3. Step 3: Cross multiply
    812,343,194,257.86x = 1,218,519,983,882.50 × 238,656,960,687.66
  4. Step 4: Simplify right side
    812,343,194,257.86x = 290,808,275,890,573,915,717,632
  5. Step 5: Solve for x
    x = 290,808,275,890,573,915,717,632/812,343,194,257.86
  6. Step 6: Final answer
    x = 357,986,966,526.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.