Home / 172,669,752-238,281,367.68-94,351,499.04

Finding the Fourth Proportional to 172,669,752, 238,281,367.68 and 94,351,499.04

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Solution

The fourth proportional to 172,669,752, 238,281,367.68 and 94,351,499.04 is: 130,203,489.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,669,752 : 238,281,367.68 = 94,351,499.04 : x
  2. Step 2: Convert to fraction form
    172,669,752/238,281,367.68 = 94,351,499.04/x
  3. Step 3: Cross multiply
    172,669,752x = 238,281,367.68 × 94,351,499.04
  4. Step 4: Simplify right side
    172,669,752x = 22,482,204,233,909,408
  5. Step 5: Solve for x
    x = 22,482,204,233,909,408/172,669,752
  6. Step 6: Final answer
    x = 130,203,489.46

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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.