Home / 146,447,998.80-219,671,998.20-112,435,774.80

Finding the Fourth Proportional to 146,447,998.80, 219,671,998.20 and 112,435,774.80

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Solution

The fourth proportional to 146,447,998.80, 219,671,998.20 and 112,435,774.80 is: 168,653,662.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,447,998.80 : 219,671,998.20 = 112,435,774.80 : x
  2. Step 2: Convert to fraction form
    146,447,998.80/219,671,998.20 = 112,435,774.80/x
  3. Step 3: Cross multiply
    146,447,998.80x = 219,671,998.20 × 112,435,774.80
  4. Step 4: Simplify right side
    146,447,998.80x = 24,698,991,319,481,204
  5. Step 5: Solve for x
    x = 24,698,991,319,481,204/146,447,998.80
  6. Step 6: Final answer
    x = 168,653,662.20

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1.5x scale

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.