Home / 93,940,864,648.40-129,638,414,375.88-51,697,682,440.40

Finding the Fourth Proportional to 93,940,864,648.40, 129,638,414,375.88 and 51,697,682,440.40

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Solution

The fourth proportional to 93,940,864,648.40, 129,638,414,375.88 and 51,697,682,440.40 is: 71,342,813,413.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,940,864,648.40 : 129,638,414,375.88 = 51,697,682,440.40 : x
  2. Step 2: Convert to fraction form
    93,940,864,648.40/129,638,414,375.88 = 51,697,682,440.40/x
  3. Step 3: Cross multiply
    93,940,864,648.40x = 129,638,414,375.88 × 51,697,682,440.40
  4. Step 4: Simplify right side
    93,940,864,648.40x = 6,702,005,578,481,230,938,112
  5. Step 5: Solve for x
    x = 6,702,005,578,481,230,938,112/93,940,864,648.40
  6. Step 6: Final answer
    x = 71,342,813,413.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.