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Finding the Fourth Proportional to 267,805,443.70, 401,708,165.55 and 73,746,810.10

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Solution

The fourth proportional to 267,805,443.70, 401,708,165.55 and 73,746,810.10 is: 110,620,215.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,805,443.70 : 401,708,165.55 = 73,746,810.10 : x
  2. Step 2: Convert to fraction form
    267,805,443.70/401,708,165.55 = 73,746,810.10/x
  3. Step 3: Cross multiply
    267,805,443.70x = 401,708,165.55 × 73,746,810.10
  4. Step 4: Simplify right side
    267,805,443.70x = 29,624,695,800,435,212
  5. Step 5: Solve for x
    x = 29,624,695,800,435,212/267,805,443.70
  6. Step 6: Final answer
    x = 110,620,215.15

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1.5x scale

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.