Home / 123,861,941.37-170,934,403.95-68,111,932.46

Finding the Fourth Proportional to 123,861,941.37, 170,934,403.95 and 68,111,932.46

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Solution

The fourth proportional to 123,861,941.37, 170,934,403.95 and 68,111,932.46 is: 93,997,174.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,861,941.37 : 170,934,403.95 = 68,111,932.46 : x
  2. Step 2: Convert to fraction form
    123,861,941.37/170,934,403.95 = 68,111,932.46/x
  3. Step 3: Cross multiply
    123,861,941.37x = 170,934,403.95 × 68,111,932.46
  4. Step 4: Simplify right side
    123,861,941.37x = 11,642,672,576,078,084
  5. Step 5: Solve for x
    x = 11,642,672,576,078,084/123,861,941.37
  6. Step 6: Final answer
    x = 93,997,174.98

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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.