Home / 572,979,890.28-859,468,762.31-179,536,836.18

Finding the Fourth Proportional to 572,979,890.28, 859,468,762.31 and 179,536,836.18

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Solution

The fourth proportional to 572,979,890.28, 859,468,762.31 and 179,536,836.18 is: 269,304,918.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,979,890.28 : 859,468,762.31 = 179,536,836.18 : x
  2. Step 2: Convert to fraction form
    572,979,890.28/859,468,762.31 = 179,536,836.18/x
  3. Step 3: Cross multiply
    572,979,890.28x = 859,468,762.31 × 179,536,836.18
  4. Step 4: Simplify right side
    572,979,890.28x = 154,306,302,379,780,128
  5. Step 5: Solve for x
    x = 154,306,302,379,780,128/572,979,890.28
  6. Step 6: Final answer
    x = 269,304,918.02

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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.