Home / 106,583,334-159,632,863.12-83,409,849.20

Finding the Fourth Proportional to 106,583,334, 159,632,863.12 and 83,409,849.20

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Solution

The fourth proportional to 106,583,334, 159,632,863.12 and 83,409,849.20 is: 124,925,281.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,583,334 : 159,632,863.12 = 83,409,849.20 : x
  2. Step 2: Convert to fraction form
    106,583,334/159,632,863.12 = 83,409,849.20/x
  3. Step 3: Cross multiply
    106,583,334x = 159,632,863.12 × 83,409,849.20
  4. Step 4: Simplify right side
    106,583,334x = 13,314,953,040,203,442
  5. Step 5: Solve for x
    x = 13,314,953,040,203,442/106,583,334
  6. Step 6: Final answer
    x = 124,925,281.85

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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.