Home / 314,928,295.80-472,392,443.70-276,664,543.80

Finding the Fourth Proportional to 314,928,295.80, 472,392,443.70 and 276,664,543.80

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Solution

The fourth proportional to 314,928,295.80, 472,392,443.70 and 276,664,543.80 is: 414,996,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,295.80 : 472,392,443.70 = 276,664,543.80 : x
  2. Step 2: Convert to fraction form
    314,928,295.80/472,392,443.70 = 276,664,543.80/x
  3. Step 3: Cross multiply
    314,928,295.80x = 472,392,443.70 × 276,664,543.80
  4. Step 4: Simplify right side
    314,928,295.80x = 130,694,239,930,827,680
  5. Step 5: Solve for x
    x = 130,694,239,930,827,680/314,928,295.80
  6. Step 6: Final answer
    x = 414,996,815.70

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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.