Home / 173,189,645.55-238,911,098.94-107,089,013.97

Finding the Fourth Proportional to 173,189,645.55, 238,911,098.94 and 107,089,013.97

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Solution

The fourth proportional to 173,189,645.55, 238,911,098.94 and 107,089,013.97 is: 147,726,810.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,189,645.55 : 238,911,098.94 = 107,089,013.97 : x
  2. Step 2: Convert to fraction form
    173,189,645.55/238,911,098.94 = 107,089,013.97/x
  3. Step 3: Cross multiply
    173,189,645.55x = 238,911,098.94 × 107,089,013.97
  4. Step 4: Simplify right side
    173,189,645.55x = 25,584,754,011,973,712
  5. Step 5: Solve for x
    x = 25,584,754,011,973,712/173,189,645.55
  6. Step 6: Final answer
    x = 147,726,810.87

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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.