Home / 228,772,454.70-343,158,682.05-73,325,962.20

Finding the Fourth Proportional to 228,772,454.70, 343,158,682.05 and 73,325,962.20

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Solution

The fourth proportional to 228,772,454.70, 343,158,682.05 and 73,325,962.20 is: 109,988,943.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,772,454.70 : 343,158,682.05 = 73,325,962.20 : x
  2. Step 2: Convert to fraction form
    228,772,454.70/343,158,682.05 = 73,325,962.20/x
  3. Step 3: Cross multiply
    228,772,454.70x = 343,158,682.05 × 73,325,962.20
  4. Step 4: Simplify right side
    228,772,454.70x = 25,162,440,548,600,120
  5. Step 5: Solve for x
    x = 25,162,440,548,600,120/228,772,454.70
  6. Step 6: Final answer
    x = 109,988,943.30

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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.