Home / 330,870,667.20-496,306,000.80-310,463,332.80

Finding the Fourth Proportional to 330,870,667.20, 496,306,000.80 and 310,463,332.80

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Solution

The fourth proportional to 330,870,667.20, 496,306,000.80 and 310,463,332.80 is: 465,694,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,870,667.20 : 496,306,000.80 = 310,463,332.80 : x
  2. Step 2: Convert to fraction form
    330,870,667.20/496,306,000.80 = 310,463,332.80/x
  3. Step 3: Cross multiply
    330,870,667.20x = 496,306,000.80 × 310,463,332.80
  4. Step 4: Simplify right side
    330,870,667.20x = 154,084,815,097,007,488
  5. Step 5: Solve for x
    x = 154,084,815,097,007,488/330,870,667.20
  6. Step 6: Final answer
    x = 465,694,999.20

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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.