Home / 517,967,261.80-776,950,892.70-494,079,389.80

Finding the Fourth Proportional to 517,967,261.80, 776,950,892.70 and 494,079,389.80

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Solution

The fourth proportional to 517,967,261.80, 776,950,892.70 and 494,079,389.80 is: 741,119,084.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,967,261.80 : 776,950,892.70 = 494,079,389.80 : x
  2. Step 2: Convert to fraction form
    517,967,261.80/776,950,892.70 = 494,079,389.80/x
  3. Step 3: Cross multiply
    517,967,261.80x = 776,950,892.70 × 494,079,389.80
  4. Step 4: Simplify right side
    517,967,261.80x = 383,875,422,969,781,312
  5. Step 5: Solve for x
    x = 383,875,422,969,781,312/517,967,261.80
  6. Step 6: Final answer
    x = 741,119,084.70

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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.