Home / 247,521,280.87-371,281,990.11-92,054,775.96

Finding the Fourth Proportional to 247,521,280.87, 371,281,990.11 and 92,054,775.96

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Solution

The fourth proportional to 247,521,280.87, 371,281,990.11 and 92,054,775.96 is: 138,082,189.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,521,280.87 : 371,281,990.11 = 92,054,775.96 : x
  2. Step 2: Convert to fraction form
    247,521,280.87/371,281,990.11 = 92,054,775.96/x
  3. Step 3: Cross multiply
    247,521,280.87x = 371,281,990.11 × 92,054,775.96
  4. Step 4: Simplify right side
    247,521,280.87x = 34,178,280,417,098,712
  5. Step 5: Solve for x
    x = 34,178,280,417,098,712/247,521,280.87
  6. Step 6: Final answer
    x = 138,082,189.53

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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.