Home / 73,161,712.51-100,953,883.80-40,113,265.10

Finding the Fourth Proportional to 73,161,712.51, 100,953,883.80 and 40,113,265.10

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Solution

The fourth proportional to 73,161,712.51, 100,953,883.80 and 40,113,265.10 is: 55,351,218.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,161,712.51 : 100,953,883.80 = 40,113,265.10 : x
  2. Step 2: Convert to fraction form
    73,161,712.51/100,953,883.80 = 40,113,265.10/x
  3. Step 3: Cross multiply
    73,161,712.51x = 100,953,883.80 × 40,113,265.10
  4. Step 4: Simplify right side
    73,161,712.51x = 4,049,589,903,239,225.50
  5. Step 5: Solve for x
    x = 4,049,589,903,239,225.50/73,161,712.51
  6. Step 6: Final answer
    x = 55,351,218.07

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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.