Home / 172,847,383,645.72-238,532,213,417.78-94,631,174,757.94

Finding the Fourth Proportional to 172,847,383,645.72, 238,532,213,417.78 and 94,631,174,757.94

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Solution

The fourth proportional to 172,847,383,645.72, 238,532,213,417.78 and 94,631,174,757.94 is: 130,592,567,253.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,847,383,645.72 : 238,532,213,417.78 = 94,631,174,757.94 : x
  2. Step 2: Convert to fraction form
    172,847,383,645.72/238,532,213,417.78 = 94,631,174,757.94/x
  3. Step 3: Cross multiply
    172,847,383,645.72x = 238,532,213,417.78 × 94,631,174,757.94
  4. Step 4: Simplify right side
    172,847,383,645.72x = 22,572,583,573,336,178,556,928
  5. Step 5: Solve for x
    x = 22,572,583,573,336,178,556,928/172,847,383,645.72
  6. Step 6: Final answer
    x = 130,592,567,253.45

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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.