Home / 143,576,264,772.30-215,364,397,158.45-119,115,083,844.30

Finding the Fourth Proportional to 143,576,264,772.30, 215,364,397,158.45 and 119,115,083,844.30

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Solution

The fourth proportional to 143,576,264,772.30, 215,364,397,158.45 and 119,115,083,844.30 is: 178,672,625,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,576,264,772.30 : 215,364,397,158.45 = 119,115,083,844.30 : x
  2. Step 2: Convert to fraction form
    143,576,264,772.30/215,364,397,158.45 = 119,115,083,844.30/x
  3. Step 3: Cross multiply
    143,576,264,772.30x = 215,364,397,158.45 × 119,115,083,844.30
  4. Step 4: Simplify right side
    143,576,264,772.30x = 25,653,148,224,605,898,407,936
  5. Step 5: Solve for x
    x = 25,653,148,224,605,898,407,936/143,576,264,772.30
  6. Step 6: Final answer
    x = 178,672,625,766.45

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1.5x scale

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.