Home / 226,720,135.40-340,080,203.10-73,381,692.20

Finding the Fourth Proportional to 226,720,135.40, 340,080,203.10 and 73,381,692.20

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Solution

The fourth proportional to 226,720,135.40, 340,080,203.10 and 73,381,692.20 is: 110,072,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,720,135.40 : 340,080,203.10 = 73,381,692.20 : x
  2. Step 2: Convert to fraction form
    226,720,135.40/340,080,203.10 = 73,381,692.20/x
  3. Step 3: Cross multiply
    226,720,135.40x = 340,080,203.10 × 73,381,692.20
  4. Step 4: Simplify right side
    226,720,135.40x = 24,955,660,787,197,688
  5. Step 5: Solve for x
    x = 24,955,660,787,197,688/226,720,135.40
  6. Step 6: Final answer
    x = 110,072,538.30

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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.