Home / 209,952,191.70-314,928,287.55-73,588,367.70

Finding the Fourth Proportional to 209,952,191.70, 314,928,287.55 and 73,588,367.70

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Solution

The fourth proportional to 209,952,191.70, 314,928,287.55 and 73,588,367.70 is: 110,382,551.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,191.70 : 314,928,287.55 = 73,588,367.70 : x
  2. Step 2: Convert to fraction form
    209,952,191.70/314,928,287.55 = 73,588,367.70/x
  3. Step 3: Cross multiply
    209,952,191.70x = 314,928,287.55 × 73,588,367.70
  4. Step 4: Simplify right side
    209,952,191.70x = 23,175,058,623,360,732
  5. Step 5: Solve for x
    x = 23,175,058,623,360,732/209,952,191.70
  6. Step 6: Final answer
    x = 110,382,551.55

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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.