Home / 446,904,000.40-670,356,000.60-123,787,872.40

Finding the Fourth Proportional to 446,904,000.40, 670,356,000.60 and 123,787,872.40

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Solution

The fourth proportional to 446,904,000.40, 670,356,000.60 and 123,787,872.40 is: 185,681,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,904,000.40 : 670,356,000.60 = 123,787,872.40 : x
  2. Step 2: Convert to fraction form
    446,904,000.40/670,356,000.60 = 123,787,872.40/x
  3. Step 3: Cross multiply
    446,904,000.40x = 670,356,000.60 × 123,787,872.40
  4. Step 4: Simplify right side
    446,904,000.40x = 82,981,943,064,847,136
  5. Step 5: Solve for x
    x = 82,981,943,064,847,136/446,904,000.40
  6. Step 6: Final answer
    x = 185,681,808.60

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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.