Home / 134,918,629.86-186,187,771.91-73,038,968.43

Finding the Fourth Proportional to 134,918,629.86, 186,187,771.91 and 73,038,968.43

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Solution

The fourth proportional to 134,918,629.86, 186,187,771.91 and 73,038,968.43 is: 100,793,810.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,918,629.86 : 186,187,771.91 = 73,038,968.43 : x
  2. Step 2: Convert to fraction form
    134,918,629.86/186,187,771.91 = 73,038,968.43/x
  3. Step 3: Cross multiply
    134,918,629.86x = 186,187,771.91 × 73,038,968.43
  4. Step 4: Simplify right side
    134,918,629.86x = 13,598,962,794,221,338
  5. Step 5: Solve for x
    x = 13,598,962,794,221,338/134,918,629.86
  6. Step 6: Final answer
    x = 100,793,810.38

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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.