Home / 107,008,226.78-147,674,988.14-102,104,936.24

Finding the Fourth Proportional to 107,008,226.78, 147,674,988.14 and 102,104,936.24

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Solution

The fourth proportional to 107,008,226.78, 147,674,988.14 and 102,104,936.24 is: 140,908,280.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,008,226.78 : 147,674,988.14 = 102,104,936.24 : x
  2. Step 2: Convert to fraction form
    107,008,226.78/147,674,988.14 = 102,104,936.24/x
  3. Step 3: Cross multiply
    107,008,226.78x = 147,674,988.14 × 102,104,936.24
  4. Step 4: Simplify right side
    107,008,226.78x = 15,078,345,247,028,556
  5. Step 5: Solve for x
    x = 15,078,345,247,028,556/107,008,226.78
  6. Step 6: Final answer
    x = 140,908,280.62

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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.