Home / 66,716,571.24-100,139,570.19-32,197,265.78

Finding the Fourth Proportional to 66,716,571.24, 100,139,570.19 and 32,197,265.78

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Solution

The fourth proportional to 66,716,571.24, 100,139,570.19 and 32,197,265.78 is: 48,327,129.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,716,571.24 : 100,139,570.19 = 32,197,265.78 : x
  2. Step 2: Convert to fraction form
    66,716,571.24/100,139,570.19 = 32,197,265.78/x
  3. Step 3: Cross multiply
    66,716,571.24x = 100,139,570.19 × 32,197,265.78
  4. Step 4: Simplify right side
    66,716,571.24x = 3,224,220,356,001,697
  5. Step 5: Solve for x
    x = 3,224,220,356,001,697/66,716,571.24
  6. Step 6: Final answer
    x = 48,327,129.17

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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.