Home / 290,764,672.08-436,150,807.14-96,676,087.32

Finding the Fourth Proportional to 290,764,672.08, 436,150,807.14 and 96,676,087.32

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Solution

The fourth proportional to 290,764,672.08, 436,150,807.14 and 96,676,087.32 is: 145,015,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,764,672.08 : 436,150,807.14 = 96,676,087.32 : x
  2. Step 2: Convert to fraction form
    290,764,672.08/436,150,807.14 = 96,676,087.32/x
  3. Step 3: Cross multiply
    290,764,672.08x = 436,150,807.14 × 96,676,087.32
  4. Step 4: Simplify right side
    290,764,672.08x = 42,165,353,515,755,112
  5. Step 5: Solve for x
    x = 42,165,353,515,755,112/290,764,672.08
  6. Step 6: Final answer
    x = 145,015,394.11

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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.