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Finding the Fourth Proportional to 272,875,257,035.40, 409,312,885,553.10 and 272,875,257,035.40

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Solution

The fourth proportional to 272,875,257,035.40, 409,312,885,553.10 and 272,875,257,035.40 is: 409,312,885,553.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,875,257,035.40 : 409,312,885,553.10 = 272,875,257,035.40 : x
  2. Step 2: Convert to fraction form
    272,875,257,035.40/409,312,885,553.10 = 272,875,257,035.40/x
  3. Step 3: Cross multiply
    272,875,257,035.40x = 409,312,885,553.10 × 272,875,257,035.40
  4. Step 4: Simplify right side
    272,875,257,035.40x = 111,691,358,853,203,408,977,920
  5. Step 5: Solve for x
    x = 111,691,358,853,203,408,977,920/272,875,257,035.40
  6. Step 6: Final answer
    x = 409,312,885,553.10

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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.