Home / 162,249,810.43-223,915,723.71-91,660,938.07

Finding the Fourth Proportional to 162,249,810.43, 223,915,723.71 and 91,660,938.07

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Solution

The fourth proportional to 162,249,810.43, 223,915,723.71 and 91,660,938.07 is: 126,498,300.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,249,810.43 : 223,915,723.71 = 91,660,938.07 : x
  2. Step 2: Convert to fraction form
    162,249,810.43/223,915,723.71 = 91,660,938.07/x
  3. Step 3: Cross multiply
    162,249,810.43x = 223,915,723.71 × 91,660,938.07
  4. Step 4: Simplify right side
    162,249,810.43x = 20,524,325,283,881,540
  5. Step 5: Solve for x
    x = 20,524,325,283,881,540/162,249,810.43
  6. Step 6: Final answer
    x = 126,498,300.55

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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.