Home / 488,351,620.20-732,527,430.30-181,580,255.40

Finding the Fourth Proportional to 488,351,620.20, 732,527,430.30 and 181,580,255.40

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Solution

The fourth proportional to 488,351,620.20, 732,527,430.30 and 181,580,255.40 is: 272,370,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,351,620.20 : 732,527,430.30 = 181,580,255.40 : x
  2. Step 2: Convert to fraction form
    488,351,620.20/732,527,430.30 = 181,580,255.40/x
  3. Step 3: Cross multiply
    488,351,620.20x = 732,527,430.30 × 181,580,255.40
  4. Step 4: Simplify right side
    488,351,620.20x = 133,012,517,881,379,696
  5. Step 5: Solve for x
    x = 133,012,517,881,379,696/488,351,620.20
  6. Step 6: Final answer
    x = 272,370,383.10

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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.