Home / 147,976,562.20-221,964,843.30-40,271,186.20

Finding the Fourth Proportional to 147,976,562.20, 221,964,843.30 and 40,271,186.20

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Solution

The fourth proportional to 147,976,562.20, 221,964,843.30 and 40,271,186.20 is: 60,406,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,976,562.20 : 221,964,843.30 = 40,271,186.20 : x
  2. Step 2: Convert to fraction form
    147,976,562.20/221,964,843.30 = 40,271,186.20/x
  3. Step 3: Cross multiply
    147,976,562.20x = 221,964,843.30 × 40,271,186.20
  4. Step 4: Simplify right side
    147,976,562.20x = 8,938,787,534,388,124
  5. Step 5: Solve for x
    x = 8,938,787,534,388,124/147,976,562.20
  6. Step 6: Final answer
    x = 60,406,779.30

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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.