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Finding the Fourth Proportional to 2,753,377,038.90, 3,857,594,399.10 and 2,753,377,038.90

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Solution

The fourth proportional to 2,753,377,038.90, 3,857,594,399.10 and 2,753,377,038.90 is: 3,857,594,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,377,038.90 : 3,857,594,399.10 = 2,753,377,038.90 : x
  2. Step 2: Convert to fraction form
    2,753,377,038.90/3,857,594,399.10 = 2,753,377,038.90/x
  3. Step 3: Cross multiply
    2,753,377,038.90x = 3,857,594,399.10 × 2,753,377,038.90
  4. Step 4: Simplify right side
    2,753,377,038.90x = 10,621,411,843,871,182,848
  5. Step 5: Solve for x
    x = 10,621,411,843,871,182,848/2,753,377,038.90
  6. Step 6: Final answer
    x = 3,857,594,399.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.