Home / 73,161,713.74-100,953,885.46-40,113,266.31

Finding the Fourth Proportional to 73,161,713.74, 100,953,885.46 and 40,113,266.31

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Solution

The fourth proportional to 73,161,713.74, 100,953,885.46 and 40,113,266.31 is: 55,351,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,161,713.74 : 100,953,885.46 = 40,113,266.31 : x
  2. Step 2: Convert to fraction form
    73,161,713.74/100,953,885.46 = 40,113,266.31/x
  3. Step 3: Cross multiply
    73,161,713.74x = 100,953,885.46 × 40,113,266.31
  4. Step 4: Simplify right side
    73,161,713.74x = 4,049,590,092,764,510.50
  5. Step 5: Solve for x
    x = 4,049,590,092,764,510.50/73,161,713.74
  6. Step 6: Final answer
    x = 55,351,219.73

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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.