Home / 254,967,333.70-382,451,000.55-163,134,328.90

Finding the Fourth Proportional to 254,967,333.70, 382,451,000.55 and 163,134,328.90

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Solution

The fourth proportional to 254,967,333.70, 382,451,000.55 and 163,134,328.90 is: 244,701,493.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,967,333.70 : 382,451,000.55 = 163,134,328.90 : x
  2. Step 2: Convert to fraction form
    254,967,333.70/382,451,000.55 = 163,134,328.90/x
  3. Step 3: Cross multiply
    254,967,333.70x = 382,451,000.55 × 163,134,328.90
  4. Step 4: Simplify right side
    254,967,333.70x = 62,390,887,311,857,784
  5. Step 5: Solve for x
    x = 62,390,887,311,857,784/254,967,333.70
  6. Step 6: Final answer
    x = 244,701,493.35

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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.