Home / 315,576,003.85-473,364,005.78-177,826,496.65

Finding the Fourth Proportional to 315,576,003.85, 473,364,005.78 and 177,826,496.65

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Solution

The fourth proportional to 315,576,003.85, 473,364,005.78 and 177,826,496.65 is: 266,739,744.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,576,003.85 : 473,364,005.78 = 177,826,496.65 : x
  2. Step 2: Convert to fraction form
    315,576,003.85/473,364,005.78 = 177,826,496.65/x
  3. Step 3: Cross multiply
    315,576,003.85x = 473,364,005.78 × 177,826,496.65
  4. Step 4: Simplify right side
    315,576,003.85x = 84,176,662,787,178,624
  5. Step 5: Solve for x
    x = 84,176,662,787,178,624/315,576,003.85
  6. Step 6: Final answer
    x = 266,739,744.98

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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.