Home / 329,506,819.52-495,031,999.80-310,892,803.28

Finding the Fourth Proportional to 329,506,819.52, 495,031,999.80 and 310,892,803.28

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Solution

The fourth proportional to 329,506,819.52, 495,031,999.80 and 310,892,803.28 is: 467,067,377.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,506,819.52 : 495,031,999.80 = 310,892,803.28 : x
  2. Step 2: Convert to fraction form
    329,506,819.52/495,031,999.80 = 310,892,803.28/x
  3. Step 3: Cross multiply
    329,506,819.52x = 495,031,999.80 × 310,892,803.28
  4. Step 4: Simplify right side
    329,506,819.52x = 153,901,886,131,126,400
  5. Step 5: Solve for x
    x = 153,901,886,131,126,400/329,506,819.52
  6. Step 6: Final answer
    x = 467,067,377.71

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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.