Home / 1,379,451,248.46-1,906,132,839.98-982,284,712.91

Finding the Fourth Proportional to 1,379,451,248.46, 1,906,132,839.98 and 982,284,712.91

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Solution

The fourth proportional to 1,379,451,248.46, 1,906,132,839.98 and 982,284,712.91 is: 1,357,326,075.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,451,248.46 : 1,906,132,839.98 = 982,284,712.91 : x
  2. Step 2: Convert to fraction form
    1,379,451,248.46/1,906,132,839.98 = 982,284,712.91/x
  3. Step 3: Cross multiply
    1,379,451,248.46x = 1,906,132,839.98 × 982,284,712.91
  4. Step 4: Simplify right side
    1,379,451,248.46x = 1,872,365,149,473,635,072
  5. Step 5: Solve for x
    x = 1,872,365,149,473,635,072/1,379,451,248.46
  6. Step 6: Final answer
    x = 1,357,326,075.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.