Home / 132,678,035.20-199,017,052.80-93,935,986.30

Finding the Fourth Proportional to 132,678,035.20, 199,017,052.80 and 93,935,986.30

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Solution

The fourth proportional to 132,678,035.20, 199,017,052.80 and 93,935,986.30 is: 140,903,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,678,035.20 : 199,017,052.80 = 93,935,986.30 : x
  2. Step 2: Convert to fraction form
    132,678,035.20/199,017,052.80 = 93,935,986.30/x
  3. Step 3: Cross multiply
    132,678,035.20x = 199,017,052.80 × 93,935,986.30
  4. Step 4: Simplify right side
    132,678,035.20x = 18,694,863,145,287,176
  5. Step 5: Solve for x
    x = 18,694,863,145,287,176/132,678,035.20
  6. Step 6: Final answer
    x = 140,903,979.45

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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.