Home / 74,926,658.80-103,399,557.78-41,888,743.30

Finding the Fourth Proportional to 74,926,658.80, 103,399,557.78 and 41,888,743.30

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Solution

The fourth proportional to 74,926,658.80, 103,399,557.78 and 41,888,743.30 is: 57,806,895.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,926,658.80 : 103,399,557.78 = 41,888,743.30 : x
  2. Step 2: Convert to fraction form
    74,926,658.80/103,399,557.78 = 41,888,743.30/x
  3. Step 3: Cross multiply
    74,926,658.80x = 103,399,557.78 × 41,888,743.30
  4. Step 4: Simplify right side
    74,926,658.80x = 4,331,277,533,179,937.50
  5. Step 5: Solve for x
    x = 4,331,277,533,179,937.50/74,926,658.80
  6. Step 6: Final answer
    x = 57,806,895.47

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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.