Home / 123,486,040.71-185,181,977.70-41,582,928.98

Finding the Fourth Proportional to 123,486,040.71, 185,181,977.70 and 41,582,928.98

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Solution

The fourth proportional to 123,486,040.71, 185,181,977.70 and 41,582,928.98 is: 62,358,538.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,486,040.71 : 185,181,977.70 = 41,582,928.98 : x
  2. Step 2: Convert to fraction form
    123,486,040.71/185,181,977.70 = 41,582,928.98/x
  3. Step 3: Cross multiply
    123,486,040.71x = 185,181,977.70 × 41,582,928.98
  4. Step 4: Simplify right side
    123,486,040.71x = 7,700,409,027,537,999
  5. Step 5: Solve for x
    x = 7,700,409,027,537,999/123,486,040.71
  6. Step 6: Final answer
    x = 62,358,538.53

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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.