Home / 488,336,006.80-732,504,010.20-165,219,878.80

Finding the Fourth Proportional to 488,336,006.80, 732,504,010.20 and 165,219,878.80

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Solution

The fourth proportional to 488,336,006.80, 732,504,010.20 and 165,219,878.80 is: 247,829,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,336,006.80 : 732,504,010.20 = 165,219,878.80 : x
  2. Step 2: Convert to fraction form
    488,336,006.80/732,504,010.20 = 165,219,878.80/x
  3. Step 3: Cross multiply
    488,336,006.80x = 732,504,010.20 × 165,219,878.80
  4. Step 4: Simplify right side
    488,336,006.80x = 121,024,223,785,757,984
  5. Step 5: Solve for x
    x = 121,024,223,785,757,984/488,336,006.80
  6. Step 6: Final answer
    x = 247,829,818.20

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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.