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Finding the Fourth Proportional to 52,391,280,603.60, 78,586,920,905.40 and 52,391,280,603.60

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Solution

The fourth proportional to 52,391,280,603.60, 78,586,920,905.40 and 52,391,280,603.60 is: 78,586,920,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,391,280,603.60 : 78,586,920,905.40 = 52,391,280,603.60 : x
  2. Step 2: Convert to fraction form
    52,391,280,603.60/78,586,920,905.40 = 52,391,280,603.60/x
  3. Step 3: Cross multiply
    52,391,280,603.60x = 78,586,920,905.40 × 52,391,280,603.60
  4. Step 4: Simplify right side
    52,391,280,603.60x = 4,117,269,424,927,730,040,832
  5. Step 5: Solve for x
    x = 4,117,269,424,927,730,040,832/52,391,280,603.60
  6. Step 6: Final answer
    x = 78,586,920,905.40

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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.