Home / 102,993,002.47-154,465,554.84-38,327,261.59

Finding the Fourth Proportional to 102,993,002.47, 154,465,554.84 and 38,327,261.59

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Solution

The fourth proportional to 102,993,002.47, 154,465,554.84 and 38,327,261.59 is: 57,481,980.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,993,002.47 : 154,465,554.84 = 38,327,261.59 : x
  2. Step 2: Convert to fraction form
    102,993,002.47/154,465,554.84 = 38,327,261.59/x
  3. Step 3: Cross multiply
    102,993,002.47x = 154,465,554.84 × 38,327,261.59
  4. Step 4: Simplify right side
    102,993,002.47x = 5,920,241,726,997,171
  5. Step 5: Solve for x
    x = 5,920,241,726,997,171/102,993,002.47
  6. Step 6: Final answer
    x = 57,481,980.18

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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.