Home / 173,039,182.76-238,778,940.66-102,462,131.54

Finding the Fourth Proportional to 173,039,182.76, 238,778,940.66 and 102,462,131.54

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Solution

The fourth proportional to 173,039,182.76, 238,778,940.66 and 102,462,131.54 is: 141,388,781.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,039,182.76 : 238,778,940.66 = 102,462,131.54 : x
  2. Step 2: Convert to fraction form
    173,039,182.76/238,778,940.66 = 102,462,131.54/x
  3. Step 3: Cross multiply
    173,039,182.76x = 238,778,940.66 × 102,462,131.54
  4. Step 4: Simplify right side
    173,039,182.76x = 24,465,799,225,692,880
  5. Step 5: Solve for x
    x = 24,465,799,225,692,880/173,039,182.76
  6. Step 6: Final answer
    x = 141,388,781.64

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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.