Home / 134,969,432.88-186,257,997-73,089,878.16

Finding the Fourth Proportional to 134,969,432.88, 186,257,997 and 73,089,878.16

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Solution

The fourth proportional to 134,969,432.88, 186,257,997 and 73,089,878.16 is: 100,864,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,969,432.88 : 186,257,997 = 73,089,878.16 : x
  2. Step 2: Convert to fraction form
    134,969,432.88/186,257,997 = 73,089,878.16/x
  3. Step 3: Cross multiply
    134,969,432.88x = 186,257,997 × 73,089,878.16
  4. Step 4: Simplify right side
    134,969,432.88x = 13,613,574,307,055,644
  5. Step 5: Solve for x
    x = 13,613,574,307,055,644/134,969,432.88
  6. Step 6: Final answer
    x = 100,864,129.13

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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.