Home / 112,624,734-155,422,132.92-61,116,510

Finding the Fourth Proportional to 112,624,734, 155,422,132.92 and 61,116,510

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Solution

The fourth proportional to 112,624,734, 155,422,132.92 and 61,116,510 is: 84,340,783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,624,734 : 155,422,132.92 = 61,116,510 : x
  2. Step 2: Convert to fraction form
    112,624,734/155,422,132.92 = 61,116,510/x
  3. Step 3: Cross multiply
    112,624,734x = 155,422,132.92 × 61,116,510
  4. Step 4: Simplify right side
    112,624,734x = 9,498,858,340,826,508
  5. Step 5: Solve for x
    x = 9,498,858,340,826,508/112,624,734
  6. Step 6: Final answer
    x = 84,340,783.80

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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.