Home / 69,819,540.89-96,350,966.01-40,467,898.71

Finding the Fourth Proportional to 69,819,540.89, 96,350,966.01 and 40,467,898.71

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Solution

The fourth proportional to 69,819,540.89, 96,350,966.01 and 40,467,898.71 is: 55,845,699.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,819,540.89 : 96,350,966.01 = 40,467,898.71 : x
  2. Step 2: Convert to fraction form
    69,819,540.89/96,350,966.01 = 40,467,898.71/x
  3. Step 3: Cross multiply
    69,819,540.89x = 96,350,966.01 × 40,467,898.71
  4. Step 4: Simplify right side
    69,819,540.89x = 3,899,121,133,103,333
  5. Step 5: Solve for x
    x = 3,899,121,133,103,333/69,819,540.89
  6. Step 6: Final answer
    x = 55,845,699.98

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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.