Home / 580,664,196.60-871,394,426.10-257,779,793.40

Finding the Fourth Proportional to 580,664,196.60, 871,394,426.10 and 257,779,793.40

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Solution

The fourth proportional to 580,664,196.60, 871,394,426.10 and 257,779,793.40 is: 386,846,436.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,664,196.60 : 871,394,426.10 = 257,779,793.40 : x
  2. Step 2: Convert to fraction form
    580,664,196.60/871,394,426.10 = 257,779,793.40/x
  3. Step 3: Cross multiply
    580,664,196.60x = 871,394,426.10 × 257,779,793.40
  4. Step 4: Simplify right side
    580,664,196.60x = 224,627,875,129,969,568
  5. Step 5: Solve for x
    x = 224,627,875,129,969,568/580,664,196.60
  6. Step 6: Final answer
    x = 386,846,436.28

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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.