Home / 105,689,210.95-158,481,949.69-43,429,246.75

Finding the Fourth Proportional to 105,689,210.95, 158,481,949.69 and 43,429,246.75

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Solution

The fourth proportional to 105,689,210.95, 158,481,949.69 and 43,429,246.75 is: 65,122,557.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,689,210.95 : 158,481,949.69 = 43,429,246.75 : x
  2. Step 2: Convert to fraction form
    105,689,210.95/158,481,949.69 = 43,429,246.75/x
  3. Step 3: Cross multiply
    105,689,210.95x = 158,481,949.69 × 43,429,246.75
  4. Step 4: Simplify right side
    105,689,210.95x = 6,882,751,698,508,096
  5. Step 5: Solve for x
    x = 6,882,751,698,508,096/105,689,210.95
  6. Step 6: Final answer
    x = 65,122,557.32

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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.