Home / 323,675,999.10-485,513,998.65-185,501,339.10

Finding the Fourth Proportional to 323,675,999.10, 485,513,998.65 and 185,501,339.10

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Solution

The fourth proportional to 323,675,999.10, 485,513,998.65 and 185,501,339.10 is: 278,252,008.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,675,999.10 : 485,513,998.65 = 185,501,339.10 : x
  2. Step 2: Convert to fraction form
    323,675,999.10/485,513,998.65 = 185,501,339.10/x
  3. Step 3: Cross multiply
    323,675,999.10x = 485,513,998.65 × 185,501,339.10
  4. Step 4: Simplify right side
    323,675,999.10x = 90,063,496,901,370,592
  5. Step 5: Solve for x
    x = 90,063,496,901,370,592/323,675,999.10
  6. Step 6: Final answer
    x = 278,252,008.65

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1.5x scale

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.