Home / 193,021,341.80-289,532,012.70-162,788,253.80

Finding the Fourth Proportional to 193,021,341.80, 289,532,012.70 and 162,788,253.80

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Solution

The fourth proportional to 193,021,341.80, 289,532,012.70 and 162,788,253.80 is: 244,182,380.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,021,341.80 : 289,532,012.70 = 162,788,253.80 : x
  2. Step 2: Convert to fraction form
    193,021,341.80/289,532,012.70 = 162,788,253.80/x
  3. Step 3: Cross multiply
    193,021,341.80x = 289,532,012.70 × 162,788,253.80
  4. Step 4: Simplify right side
    193,021,341.80x = 47,132,410,766,632,424
  5. Step 5: Solve for x
    x = 47,132,410,766,632,424/193,021,341.80
  6. Step 6: Final answer
    x = 244,182,380.70

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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.