Home / 148,140,231.54-221,309,337-95,899,248.60

Finding the Fourth Proportional to 148,140,231.54, 221,309,337 and 95,899,248.60

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Solution

The fourth proportional to 148,140,231.54, 221,309,337 and 95,899,248.60 is: 143,265,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,140,231.54 : 221,309,337 = 95,899,248.60 : x
  2. Step 2: Convert to fraction form
    148,140,231.54/221,309,337 = 95,899,248.60/x
  3. Step 3: Cross multiply
    148,140,231.54x = 221,309,337 × 95,899,248.60
  4. Step 4: Simplify right side
    148,140,231.54x = 21,223,399,126,464,176
  5. Step 5: Solve for x
    x = 21,223,399,126,464,176/148,140,231.54
  6. Step 6: Final answer
    x = 143,265,599.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.