Home / 69,702,090.80-104,553,136.20-46,743,839.60

Finding the Fourth Proportional to 69,702,090.80, 104,553,136.20 and 46,743,839.60

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Solution

The fourth proportional to 69,702,090.80, 104,553,136.20 and 46,743,839.60 is: 70,115,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,702,090.80 : 104,553,136.20 = 46,743,839.60 : x
  2. Step 2: Convert to fraction form
    69,702,090.80/104,553,136.20 = 46,743,839.60/x
  3. Step 3: Cross multiply
    69,702,090.80x = 104,553,136.20 × 46,743,839.60
  4. Step 4: Simplify right side
    69,702,090.80x = 4,887,215,028,209,754
  5. Step 5: Solve for x
    x = 4,887,215,028,209,754/69,702,090.80
  6. Step 6: Final answer
    x = 70,115,759.40

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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.