Home / 45,953,863.40-68,930,795.10-20,397,456.20

Finding the Fourth Proportional to 45,953,863.40, 68,930,795.10 and 20,397,456.20

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Solution

The fourth proportional to 45,953,863.40, 68,930,795.10 and 20,397,456.20 is: 30,596,184.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,953,863.40 : 68,930,795.10 = 20,397,456.20 : x
  2. Step 2: Convert to fraction form
    45,953,863.40/68,930,795.10 = 20,397,456.20/x
  3. Step 3: Cross multiply
    45,953,863.40x = 68,930,795.10 × 20,397,456.20
  4. Step 4: Simplify right side
    45,953,863.40x = 1,406,012,873,883,424.50
  5. Step 5: Solve for x
    x = 1,406,012,873,883,424.50/45,953,863.40
  6. Step 6: Final answer
    x = 30,596,184.30

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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.