Home / 218,518,334.10-327,777,501.15-217,242,875.70

Finding the Fourth Proportional to 218,518,334.10, 327,777,501.15 and 217,242,875.70

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Solution

The fourth proportional to 218,518,334.10, 327,777,501.15 and 217,242,875.70 is: 325,864,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,518,334.10 : 327,777,501.15 = 217,242,875.70 : x
  2. Step 2: Convert to fraction form
    218,518,334.10/327,777,501.15 = 217,242,875.70/x
  3. Step 3: Cross multiply
    218,518,334.10x = 327,777,501.15 × 217,242,875.70
  4. Step 4: Simplify right side
    218,518,334.10x = 71,207,326,939,586,048
  5. Step 5: Solve for x
    x = 71,207,326,939,586,048/218,518,334.10
  6. Step 6: Final answer
    x = 325,864,313.55

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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.