Home / 99,072,448.20-148,608,672.30-60,330,399.30

Finding the Fourth Proportional to 99,072,448.20, 148,608,672.30 and 60,330,399.30

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Solution

The fourth proportional to 99,072,448.20, 148,608,672.30 and 60,330,399.30 is: 90,495,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,072,448.20 : 148,608,672.30 = 60,330,399.30 : x
  2. Step 2: Convert to fraction form
    99,072,448.20/148,608,672.30 = 60,330,399.30/x
  3. Step 3: Cross multiply
    99,072,448.20x = 148,608,672.30 × 60,330,399.30
  4. Step 4: Simplify right side
    99,072,448.20x = 8,965,620,539,301,850
  5. Step 5: Solve for x
    x = 8,965,620,539,301,850/99,072,448.20
  6. Step 6: Final answer
    x = 90,495,598.95

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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.