Home / 526,935,907.50-726,933,088.86-318,025,269.42

Finding the Fourth Proportional to 526,935,907.50, 726,933,088.86 and 318,025,269.42

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Solution

The fourth proportional to 526,935,907.50, 726,933,088.86 and 318,025,269.42 is: 438,730,950.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,935,907.50 : 726,933,088.86 = 318,025,269.42 : x
  2. Step 2: Convert to fraction form
    526,935,907.50/726,933,088.86 = 318,025,269.42/x
  3. Step 3: Cross multiply
    526,935,907.50x = 726,933,088.86 × 318,025,269.42
  4. Step 4: Simplify right side
    526,935,907.50x = 231,183,091,435,014,304
  5. Step 5: Solve for x
    x = 231,183,091,435,014,304/526,935,907.50
  6. Step 6: Final answer
    x = 438,730,950.28

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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.