Home / 65,616,064.80-98,424,097.20-40,106,896.80

Finding the Fourth Proportional to 65,616,064.80, 98,424,097.20 and 40,106,896.80

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Solution

The fourth proportional to 65,616,064.80, 98,424,097.20 and 40,106,896.80 is: 60,160,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,616,064.80 : 98,424,097.20 = 40,106,896.80 : x
  2. Step 2: Convert to fraction form
    65,616,064.80/98,424,097.20 = 40,106,896.80/x
  3. Step 3: Cross multiply
    65,616,064.80x = 98,424,097.20 × 40,106,896.80
  4. Step 4: Simplify right side
    65,616,064.80x = 3,947,485,109,033,569
  5. Step 5: Solve for x
    x = 3,947,485,109,033,569/65,616,064.80
  6. Step 6: Final answer
    x = 60,160,345.20

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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.