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Finding the Fourth Proportional to 73,598,602.20, 110,397,903.30 and 73,094,717.40

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Solution

The fourth proportional to 73,598,602.20, 110,397,903.30 and 73,094,717.40 is: 109,642,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,598,602.20 : 110,397,903.30 = 73,094,717.40 : x
  2. Step 2: Convert to fraction form
    73,598,602.20/110,397,903.30 = 73,094,717.40/x
  3. Step 3: Cross multiply
    73,598,602.20x = 110,397,903.30 × 73,094,717.40
  4. Step 4: Simplify right side
    73,598,602.20x = 8,069,503,543,266,028
  5. Step 5: Solve for x
    x = 8,069,503,543,266,028/73,598,602.20
  6. Step 6: Final answer
    x = 109,642,076.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.