Home / 123,237,903.53-170,073,620.16-68,233,760.03

Finding the Fourth Proportional to 123,237,903.53, 170,073,620.16 and 68,233,760.03

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Solution

The fourth proportional to 123,237,903.53, 170,073,620.16 and 68,233,760.03 is: 94,165,530.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,237,903.53 : 170,073,620.16 = 68,233,760.03 : x
  2. Step 2: Convert to fraction form
    123,237,903.53/170,073,620.16 = 68,233,760.03/x
  3. Step 3: Cross multiply
    123,237,903.53x = 170,073,620.16 × 68,233,760.03
  4. Step 4: Simplify right side
    123,237,903.53x = 11,604,762,585,430,810
  5. Step 5: Solve for x
    x = 11,604,762,585,430,810/123,237,903.53
  6. Step 6: Final answer
    x = 94,165,530.68

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1.5x scale

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.