Home / 102,782,954.39-154,192,409.73-61,316,855.24

Finding the Fourth Proportional to 102,782,954.39, 154,192,409.73 and 61,316,855.24

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Solution

The fourth proportional to 102,782,954.39, 154,192,409.73 and 61,316,855.24 is: 91,986,008.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,782,954.39 : 154,192,409.73 = 61,316,855.24 : x
  2. Step 2: Convert to fraction form
    102,782,954.39/154,192,409.73 = 61,316,855.24/x
  3. Step 3: Cross multiply
    102,782,954.39x = 154,192,409.73 × 61,316,855.24
  4. Step 4: Simplify right side
    102,782,954.39x = 9,454,593,665,750,214
  5. Step 5: Solve for x
    x = 9,454,593,665,750,214/102,782,954.39
  6. Step 6: Final answer
    x = 91,986,008.01

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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.