Home / 193,486,143.96-290,270,156.58-64,086,427.80

Finding the Fourth Proportional to 193,486,143.96, 290,270,156.58 and 64,086,427.80

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Solution

The fourth proportional to 193,486,143.96, 290,270,156.58 and 64,086,427.80 is: 96,143,202.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,486,143.96 : 290,270,156.58 = 64,086,427.80 : x
  2. Step 2: Convert to fraction form
    193,486,143.96/290,270,156.58 = 64,086,427.80/x
  3. Step 3: Cross multiply
    193,486,143.96x = 290,270,156.58 × 64,086,427.80
  4. Step 4: Simplify right side
    193,486,143.96x = 18,602,377,432,158,864
  5. Step 5: Solve for x
    x = 18,602,377,432,158,864/193,486,143.96
  6. Step 6: Final answer
    x = 96,143,202.05

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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.