Home / 134,918,630.86-186,187,773.29-73,038,969.43

Finding the Fourth Proportional to 134,918,630.86, 186,187,773.29 and 73,038,969.43

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Solution

The fourth proportional to 134,918,630.86, 186,187,773.29 and 73,038,969.43 is: 100,793,811.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,918,630.86 : 186,187,773.29 = 73,038,969.43 : x
  2. Step 2: Convert to fraction form
    134,918,630.86/186,187,773.29 = 73,038,969.43/x
  3. Step 3: Cross multiply
    134,918,630.86x = 186,187,773.29 × 73,038,969.43
  4. Step 4: Simplify right side
    134,918,630.86x = 13,598,963,081,568,082
  5. Step 5: Solve for x
    x = 13,598,963,081,568,082/134,918,630.86
  6. Step 6: Final answer
    x = 100,793,811.76

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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.