Home / 134,969,436.63-186,258,002.18-73,089,881.91

Finding the Fourth Proportional to 134,969,436.63, 186,258,002.18 and 73,089,881.91

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Solution

The fourth proportional to 134,969,436.63, 186,258,002.18 and 73,089,881.91 is: 100,864,134.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,969,436.63 : 186,258,002.18 = 73,089,881.91 : x
  2. Step 2: Convert to fraction form
    134,969,436.63/186,258,002.18 = 73,089,881.91/x
  3. Step 3: Cross multiply
    134,969,436.63x = 186,258,002.18 × 73,089,881.91
  4. Step 4: Simplify right side
    134,969,436.63x = 13,613,575,384,128,722
  5. Step 5: Solve for x
    x = 13,613,575,384,128,722/134,969,436.63
  6. Step 6: Final answer
    x = 100,864,134.31

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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.