Home / 135,983,246.10-203,974,869.15-109,109,390.10

Finding the Fourth Proportional to 135,983,246.10, 203,974,869.15 and 109,109,390.10

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Solution

The fourth proportional to 135,983,246.10, 203,974,869.15 and 109,109,390.10 is: 163,664,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,983,246.10 : 203,974,869.15 = 109,109,390.10 : x
  2. Step 2: Convert to fraction form
    135,983,246.10/203,974,869.15 = 109,109,390.10/x
  3. Step 3: Cross multiply
    135,983,246.10x = 203,974,869.15 × 109,109,390.10
  4. Step 4: Simplify right side
    135,983,246.10x = 22,255,573,568,683,804
  5. Step 5: Solve for x
    x = 22,255,573,568,683,804/135,983,246.10
  6. Step 6: Final answer
    x = 163,664,085.15

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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.