Home / 162,249,809.43-223,915,722.33-91,660,937.07

Finding the Fourth Proportional to 162,249,809.43, 223,915,722.33 and 91,660,937.07

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Solution

The fourth proportional to 162,249,809.43, 223,915,722.33 and 91,660,937.07 is: 126,498,299.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,249,809.43 : 223,915,722.33 = 91,660,937.07 : x
  2. Step 2: Convert to fraction form
    162,249,809.43/223,915,722.33 = 91,660,937.07/x
  3. Step 3: Cross multiply
    162,249,809.43x = 223,915,722.33 × 91,660,937.07
  4. Step 4: Simplify right side
    162,249,809.43x = 20,524,324,933,473,724
  5. Step 5: Solve for x
    x = 20,524,324,933,473,724/162,249,809.43
  6. Step 6: Final answer
    x = 126,498,299.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.