Home / 488,275,513.20-732,413,269.80-181,504,148.40

Finding the Fourth Proportional to 488,275,513.20, 732,413,269.80 and 181,504,148.40

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Solution

The fourth proportional to 488,275,513.20, 732,413,269.80 and 181,504,148.40 is: 272,256,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,275,513.20 : 732,413,269.80 = 181,504,148.40 : x
  2. Step 2: Convert to fraction form
    488,275,513.20/732,413,269.80 = 181,504,148.40/x
  3. Step 3: Cross multiply
    488,275,513.20x = 732,413,269.80 × 181,504,148.40
  4. Step 4: Simplify right side
    488,275,513.20x = 132,936,046,811,908,432
  5. Step 5: Solve for x
    x = 132,936,046,811,908,432/488,275,513.20
  6. Step 6: Final answer
    x = 272,256,222.60

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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.