Home / 109,599,768.90-151,212,094.02-74,731,924.80

Finding the Fourth Proportional to 109,599,768.90, 151,212,094.02 and 74,731,924.80

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Solution

The fourth proportional to 109,599,768.90, 151,212,094.02 and 74,731,924.80 is: 103,105,790.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,599,768.90 : 151,212,094.02 = 74,731,924.80 : x
  2. Step 2: Convert to fraction form
    109,599,768.90/151,212,094.02 = 74,731,924.80/x
  3. Step 3: Cross multiply
    109,599,768.90x = 151,212,094.02 × 74,731,924.80
  4. Step 4: Simplify right side
    109,599,768.90x = 11,300,370,839,153,170
  5. Step 5: Solve for x
    x = 11,300,370,839,153,170/109,599,768.90
  6. Step 6: Final answer
    x = 103,105,790.76

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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.