Home / 134,969,436.13-186,258,001.49-73,089,881.41

Finding the Fourth Proportional to 134,969,436.13, 186,258,001.49 and 73,089,881.41

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Solution

The fourth proportional to 134,969,436.13, 186,258,001.49 and 73,089,881.41 is: 100,864,133.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,969,436.13 : 186,258,001.49 = 73,089,881.41 : x
  2. Step 2: Convert to fraction form
    134,969,436.13/186,258,001.49 = 73,089,881.41/x
  3. Step 3: Cross multiply
    134,969,436.13x = 186,258,001.49 × 73,089,881.41
  4. Step 4: Simplify right side
    134,969,436.13x = 13,613,575,240,567,704
  5. Step 5: Solve for x
    x = 13,613,575,240,567,704/134,969,436.13
  6. Step 6: Final answer
    x = 100,864,133.62

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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.