Home / 248,919,077.80-373,378,616.70-67,165,964.20

Finding the Fourth Proportional to 248,919,077.80, 373,378,616.70 and 67,165,964.20

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Solution

The fourth proportional to 248,919,077.80, 373,378,616.70 and 67,165,964.20 is: 100,748,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,919,077.80 : 373,378,616.70 = 67,165,964.20 : x
  2. Step 2: Convert to fraction form
    248,919,077.80/373,378,616.70 = 67,165,964.20/x
  3. Step 3: Cross multiply
    248,919,077.80x = 373,378,616.70 × 67,165,964.20
  4. Step 4: Simplify right side
    248,919,077.80x = 25,078,334,802,317,724
  5. Step 5: Solve for x
    x = 25,078,334,802,317,724/248,919,077.80
  6. Step 6: Final answer
    x = 100,748,946.30

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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.