Home / 312,046,339.65-468,144,159.08-150,355,306.05

Finding the Fourth Proportional to 312,046,339.65, 468,144,159.08 and 150,355,306.05

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Solution

The fourth proportional to 312,046,339.65, 468,144,159.08 and 150,355,306.05 is: 225,568,927.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,046,339.65 : 468,144,159.08 = 150,355,306.05 : x
  2. Step 2: Convert to fraction form
    312,046,339.65/468,144,159.08 = 150,355,306.05/x
  3. Step 3: Cross multiply
    312,046,339.65x = 468,144,159.08 × 150,355,306.05
  4. Step 4: Simplify right side
    312,046,339.65x = 70,387,958,313,241,512
  5. Step 5: Solve for x
    x = 70,387,958,313,241,512/312,046,339.65
  6. Step 6: Final answer
    x = 225,568,927.97

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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.