Home / 442,368,000.80-663,552,001.20-334,872,576.80

Finding the Fourth Proportional to 442,368,000.80, 663,552,001.20 and 334,872,576.80

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Solution

The fourth proportional to 442,368,000.80, 663,552,001.20 and 334,872,576.80 is: 502,308,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,368,000.80 : 663,552,001.20 = 334,872,576.80 : x
  2. Step 2: Convert to fraction form
    442,368,000.80/663,552,001.20 = 334,872,576.80/x
  3. Step 3: Cross multiply
    442,368,000.80x = 663,552,001.20 × 334,872,576.80
  4. Step 4: Simplify right side
    442,368,000.80x = 222,205,368,482,640,704
  5. Step 5: Solve for x
    x = 222,205,368,482,640,704/442,368,000.80
  6. Step 6: Final answer
    x = 502,308,865.20

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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.