Home / 199,300,672.60-298,951,008.90-171,559,452.40

Finding the Fourth Proportional to 199,300,672.60, 298,951,008.90 and 171,559,452.40

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Solution

The fourth proportional to 199,300,672.60, 298,951,008.90 and 171,559,452.40 is: 257,339,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,300,672.60 : 298,951,008.90 = 171,559,452.40 : x
  2. Step 2: Convert to fraction form
    199,300,672.60/298,951,008.90 = 171,559,452.40/x
  3. Step 3: Cross multiply
    199,300,672.60x = 298,951,008.90 × 171,559,452.40
  4. Step 4: Simplify right side
    199,300,672.60x = 51,287,871,381,311,528
  5. Step 5: Solve for x
    x = 51,287,871,381,311,528/199,300,672.60
  6. Step 6: Final answer
    x = 257,339,178.60

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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.