Home / 539,008,272.60-808,512,408.90-193,837,343.10

Finding the Fourth Proportional to 539,008,272.60, 808,512,408.90 and 193,837,343.10

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Solution

The fourth proportional to 539,008,272.60, 808,512,408.90 and 193,837,343.10 is: 290,756,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,008,272.60 : 808,512,408.90 = 193,837,343.10 : x
  2. Step 2: Convert to fraction form
    539,008,272.60/808,512,408.90 = 193,837,343.10/x
  3. Step 3: Cross multiply
    539,008,272.60x = 808,512,408.90 × 193,837,343.10
  4. Step 4: Simplify right side
    539,008,272.60x = 156,719,897,204,556,800
  5. Step 5: Solve for x
    x = 156,719,897,204,556,800/539,008,272.60
  6. Step 6: Final answer
    x = 290,756,014.65

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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.