Home / 13,965,377,178.49-20,947,314,761.31-6,875,792,425.77

Finding the Fourth Proportional to 13,965,377,178.49, 20,947,314,761.31 and 6,875,792,425.77

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Solution

The fourth proportional to 13,965,377,178.49, 20,947,314,761.31 and 6,875,792,425.77 is: 10,313,318,883.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965,377,178.49 : 20,947,314,761.31 = 6,875,792,425.77 : x
  2. Step 2: Convert to fraction form
    13,965,377,178.49/20,947,314,761.31 = 6,875,792,425.77/x
  3. Step 3: Cross multiply
    13,965,377,178.49x = 20,947,314,761.31 × 6,875,792,425.77
  4. Step 4: Simplify right side
    13,965,377,178.49x = 144,029,388,176,035,430,400
  5. Step 5: Solve for x
    x = 144,029,388,176,035,430,400/13,965,377,178.49
  6. Step 6: Final answer
    x = 10,313,318,883.92

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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.