Home / 316,530,590.76-436,814,780.43-175,404,168.84

Finding the Fourth Proportional to 316,530,590.76, 436,814,780.43 and 175,404,168.84

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Solution

The fourth proportional to 316,530,590.76, 436,814,780.43 and 175,404,168.84 is: 242,059,174.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,530,590.76 : 436,814,780.43 = 175,404,168.84 : x
  2. Step 2: Convert to fraction form
    316,530,590.76/436,814,780.43 = 175,404,168.84/x
  3. Step 3: Cross multiply
    316,530,590.76x = 436,814,780.43 × 175,404,168.84
  4. Step 4: Simplify right side
    316,530,590.76x = 76,619,133,498,351,248
  5. Step 5: Solve for x
    x = 76,619,133,498,351,248/316,530,590.76
  6. Step 6: Final answer
    x = 242,059,174.48

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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.