Home / 72,186,647,206.16-108,235,820,551.80-34,424,772,143.60

Finding the Fourth Proportional to 72,186,647,206.16, 108,235,820,551.80 and 34,424,772,143.60

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Solution

The fourth proportional to 72,186,647,206.16, 108,235,820,551.80 and 34,424,772,143.60 is: 51,616,103,593.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,186,647,206.16 : 108,235,820,551.80 = 34,424,772,143.60 : x
  2. Step 2: Convert to fraction form
    72,186,647,206.16/108,235,820,551.80 = 34,424,772,143.60/x
  3. Step 3: Cross multiply
    72,186,647,206.16x = 108,235,820,551.80 × 34,424,772,143.60
  4. Step 4: Simplify right side
    72,186,647,206.16x = 3,725,993,460,271,293,136,896
  5. Step 5: Solve for x
    x = 3,725,993,460,271,293,136,896/72,186,647,206.16
  6. Step 6: Final answer
    x = 51,616,103,593.65

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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.