Home / 133,450,879.26-200,206,503.06-72,038,719.80

Finding the Fourth Proportional to 133,450,879.26, 200,206,503.06 and 72,038,719.80

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Solution

The fourth proportional to 133,450,879.26, 200,206,503.06 and 72,038,719.80 is: 108,074,373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,450,879.26 : 200,206,503.06 = 72,038,719.80 : x
  2. Step 2: Convert to fraction form
    133,450,879.26/200,206,503.06 = 72,038,719.80/x
  3. Step 3: Cross multiply
    133,450,879.26x = 200,206,503.06 × 72,038,719.80
  4. Step 4: Simplify right side
    133,450,879.26x = 14,422,620,176,077,182
  5. Step 5: Solve for x
    x = 14,422,620,176,077,182/133,450,879.26
  6. Step 6: Final answer
    x = 108,074,373.55

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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.