Home / 188,592,886.44-282,889,408.10-84,840,905.66

Finding the Fourth Proportional to 188,592,886.44, 282,889,408.10 and 84,840,905.66

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Solution

The fourth proportional to 188,592,886.44, 282,889,408.10 and 84,840,905.66 is: 127,261,393.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,592,886.44 : 282,889,408.10 = 84,840,905.66 : x
  2. Step 2: Convert to fraction form
    188,592,886.44/282,889,408.10 = 84,840,905.66/x
  3. Step 3: Cross multiply
    188,592,886.44x = 282,889,408.10 × 84,840,905.66
  4. Step 4: Simplify right side
    188,592,886.44x = 24,000,593,582,986,692
  5. Step 5: Solve for x
    x = 24,000,593,582,986,692/188,592,886.44
  6. Step 6: Final answer
    x = 127,261,393.77

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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.