Home / 178,668,272.40-268,002,408.60-57,499,724.40

Finding the Fourth Proportional to 178,668,272.40, 268,002,408.60 and 57,499,724.40

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Solution

The fourth proportional to 178,668,272.40, 268,002,408.60 and 57,499,724.40 is: 86,249,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,668,272.40 : 268,002,408.60 = 57,499,724.40 : x
  2. Step 2: Convert to fraction form
    178,668,272.40/268,002,408.60 = 57,499,724.40/x
  3. Step 3: Cross multiply
    178,668,272.40x = 268,002,408.60 × 57,499,724.40
  4. Step 4: Simplify right side
    178,668,272.40x = 15,410,064,633,036,190
  5. Step 5: Solve for x
    x = 15,410,064,633,036,190/178,668,272.40
  6. Step 6: Final answer
    x = 86,249,586.60

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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.