Home / 578,982,818.52-799,002,463.50-314,664,826.68

Finding the Fourth Proportional to 578,982,818.52, 799,002,463.50 and 314,664,826.68

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Solution

The fourth proportional to 578,982,818.52, 799,002,463.50 and 314,664,826.68 is: 434,240,816.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,982,818.52 : 799,002,463.50 = 314,664,826.68 : x
  2. Step 2: Convert to fraction form
    578,982,818.52/799,002,463.50 = 314,664,826.68/x
  3. Step 3: Cross multiply
    578,982,818.52x = 799,002,463.50 × 314,664,826.68
  4. Step 4: Simplify right side
    578,982,818.52x = 251,417,971,694,120,544
  5. Step 5: Solve for x
    x = 251,417,971,694,120,544/578,982,818.52
  6. Step 6: Final answer
    x = 434,240,816.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.