Home / 208,767,641.80-313,147,367.74-84,266,958.74

Finding the Fourth Proportional to 208,767,641.80, 313,147,367.74 and 84,266,958.74

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Solution

The fourth proportional to 208,767,641.80, 313,147,367.74 and 84,266,958.74 is: 126,398,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,767,641.80 : 313,147,367.74 = 84,266,958.74 : x
  2. Step 2: Convert to fraction form
    208,767,641.80/313,147,367.74 = 84,266,958.74/x
  3. Step 3: Cross multiply
    208,767,641.80x = 313,147,367.74 × 84,266,958.74
  4. Step 4: Simplify right side
    208,767,641.80x = 26,387,976,316,886,188
  5. Step 5: Solve for x
    x = 26,387,976,316,886,188/208,767,641.80
  6. Step 6: Final answer
    x = 126,398,785.22

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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.