Home / 384,024,306.50-529,784,662.70-225,173,347.55

Finding the Fourth Proportional to 384,024,306.50, 529,784,662.70 and 225,173,347.55

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Solution

The fourth proportional to 384,024,306.50, 529,784,662.70 and 225,173,347.55 is: 310,640,196.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,024,306.50 : 529,784,662.70 = 225,173,347.55 : x
  2. Step 2: Convert to fraction form
    384,024,306.50/529,784,662.70 = 225,173,347.55/x
  3. Step 3: Cross multiply
    384,024,306.50x = 529,784,662.70 × 225,173,347.55
  4. Step 4: Simplify right side
    384,024,306.50x = 119,293,385,979,680,752
  5. Step 5: Solve for x
    x = 119,293,385,979,680,752/384,024,306.50
  6. Step 6: Final answer
    x = 310,640,196.36

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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.