Home / 585,682,757.94-878,520,331.52-148,979,711.10

Finding the Fourth Proportional to 585,682,757.94, 878,520,331.52 and 148,979,711.10

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Solution

The fourth proportional to 585,682,757.94, 878,520,331.52 and 148,979,711.10 is: 223,468,598.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,682,757.94 : 878,520,331.52 = 148,979,711.10 : x
  2. Step 2: Convert to fraction form
    585,682,757.94/878,520,331.52 = 148,979,711.10/x
  3. Step 3: Cross multiply
    585,682,757.94x = 878,520,331.52 × 148,979,711.10
  4. Step 4: Simplify right side
    585,682,757.94x = 130,881,705,185,325,808
  5. Step 5: Solve for x
    x = 130,881,705,185,325,808/585,682,757.94
  6. Step 6: Final answer
    x = 223,468,598.68

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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.