Home / 372,445,458.40-558,668,194.08-113,662,005.76

Finding the Fourth Proportional to 372,445,458.40, 558,668,194.08 and 113,662,005.76

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Solution

The fourth proportional to 372,445,458.40, 558,668,194.08 and 113,662,005.76 is: 170,493,010.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,445,458.40 : 558,668,194.08 = 113,662,005.76 : x
  2. Step 2: Convert to fraction form
    372,445,458.40/558,668,194.08 = 113,662,005.76/x
  3. Step 3: Cross multiply
    372,445,458.40x = 558,668,194.08 × 113,662,005.76
  4. Step 4: Simplify right side
    372,445,458.40x = 63,499,347,493,449,768
  5. Step 5: Solve for x
    x = 63,499,347,493,449,768/372,445,458.40
  6. Step 6: Final answer
    x = 170,493,010.62

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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.