Home / 312,577,193.65-468,908,906.46-181,481,208.40

Finding the Fourth Proportional to 312,577,193.65, 468,908,906.46 and 181,481,208.40

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Solution

The fourth proportional to 312,577,193.65, 468,908,906.46 and 181,481,208.40 is: 272,246,845.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,577,193.65 : 468,908,906.46 = 181,481,208.40 : x
  2. Step 2: Convert to fraction form
    312,577,193.65/468,908,906.46 = 181,481,208.40/x
  3. Step 3: Cross multiply
    312,577,193.65x = 468,908,906.46 × 181,481,208.40
  4. Step 4: Simplify right side
    312,577,193.65x = 85,098,154,973,883,360
  5. Step 5: Solve for x
    x = 85,098,154,973,883,360/312,577,193.65
  6. Step 6: Final answer
    x = 272,246,845.59

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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.