Home / 517,967,208.30-776,950,812.45-494,079,336.30

Finding the Fourth Proportional to 517,967,208.30, 776,950,812.45 and 494,079,336.30

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Solution

The fourth proportional to 517,967,208.30, 776,950,812.45 and 494,079,336.30 is: 741,119,004.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,967,208.30 : 776,950,812.45 = 494,079,336.30 : x
  2. Step 2: Convert to fraction form
    517,967,208.30/776,950,812.45 = 494,079,336.30/x
  3. Step 3: Cross multiply
    517,967,208.30x = 776,950,812.45 × 494,079,336.30
  4. Step 4: Simplify right side
    517,967,208.30x = 383,875,341,753,041,792
  5. Step 5: Solve for x
    x = 383,875,341,753,041,792/517,967,208.30
  6. Step 6: Final answer
    x = 741,119,004.45

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Similar ratio
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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.