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Finding the Fourth Proportional to 2,587,223,837.40, 3,880,835,756.10 and 2,587,223,837.40

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Solution

The fourth proportional to 2,587,223,837.40, 3,880,835,756.10 and 2,587,223,837.40 is: 3,880,835,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,223,837.40 : 3,880,835,756.10 = 2,587,223,837.40 : x
  2. Step 2: Convert to fraction form
    2,587,223,837.40/3,880,835,756.10 = 2,587,223,837.40/x
  3. Step 3: Cross multiply
    2,587,223,837.40x = 3,880,835,756.10 × 2,587,223,837.40
  4. Step 4: Simplify right side
    2,587,223,837.40x = 10,040,590,777,216,172,032
  5. Step 5: Solve for x
    x = 10,040,590,777,216,172,032/2,587,223,837.40
  6. Step 6: Final answer
    x = 3,880,835,756.10

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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.