Home / 488,336,007.80-732,504,011.70-165,219,879.80

Finding the Fourth Proportional to 488,336,007.80, 732,504,011.70 and 165,219,879.80

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Solution

The fourth proportional to 488,336,007.80, 732,504,011.70 and 165,219,879.80 is: 247,829,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,336,007.80 : 732,504,011.70 = 165,219,879.80 : x
  2. Step 2: Convert to fraction form
    488,336,007.80/732,504,011.70 = 165,219,879.80/x
  3. Step 3: Cross multiply
    488,336,007.80x = 732,504,011.70 × 165,219,879.80
  4. Step 4: Simplify right side
    488,336,007.80x = 121,024,224,766,091,808
  5. Step 5: Solve for x
    x = 121,024,224,766,091,808/488,336,007.80
  6. Step 6: Final answer
    x = 247,829,819.70

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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.