Home / 42,279,268.80-63,369,136.80-22,074,110.40

Finding the Fourth Proportional to 42,279,268.80, 63,369,136.80 and 22,074,110.40

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Solution

The fourth proportional to 42,279,268.80, 63,369,136.80 and 22,074,110.40 is: 33,085,182.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,279,268.80 : 63,369,136.80 = 22,074,110.40 : x
  2. Step 2: Convert to fraction form
    42,279,268.80/63,369,136.80 = 22,074,110.40/x
  3. Step 3: Cross multiply
    42,279,268.80x = 63,369,136.80 × 22,074,110.40
  4. Step 4: Simplify right side
    42,279,268.80x = 1,398,817,321,675,902.50
  5. Step 5: Solve for x
    x = 1,398,817,321,675,902.50/42,279,268.80
  6. Step 6: Final answer
    x = 33,085,182.44

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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.