Home / 66,873,123.75-100,179,151.94-46,074,497.45

Finding the Fourth Proportional to 66,873,123.75, 100,179,151.94 and 46,074,497.45

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Solution

The fourth proportional to 66,873,123.75, 100,179,151.94 and 46,074,497.45 is: 69,021,810.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,873,123.75 : 100,179,151.94 = 46,074,497.45 : x
  2. Step 2: Convert to fraction form
    66,873,123.75/100,179,151.94 = 46,074,497.45/x
  3. Step 3: Cross multiply
    66,873,123.75x = 100,179,151.94 × 46,074,497.45
  4. Step 4: Simplify right side
    66,873,123.75x = 4,615,704,079,871,424
  5. Step 5: Solve for x
    x = 4,615,704,079,871,424/66,873,123.75
  6. Step 6: Final answer
    x = 69,021,810.57

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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.