Home / 157,186,214.66-234,674,110.73-120,104,033.15

Finding the Fourth Proportional to 157,186,214.66, 234,674,110.73 and 120,104,033.15

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Solution

The fourth proportional to 157,186,214.66, 234,674,110.73 and 120,104,033.15 is: 179,311,571.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,186,214.66 : 234,674,110.73 = 120,104,033.15 : x
  2. Step 2: Convert to fraction form
    157,186,214.66/234,674,110.73 = 120,104,033.15/x
  3. Step 3: Cross multiply
    157,186,214.66x = 234,674,110.73 × 120,104,033.15
  4. Step 4: Simplify right side
    157,186,214.66x = 28,185,307,173,239,188
  5. Step 5: Solve for x
    x = 28,185,307,173,239,188/157,186,214.66
  6. Step 6: Final answer
    x = 179,311,571.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.