Home / 161,704,147.60-242,556,221.40-46,700,315.20

Finding the Fourth Proportional to 161,704,147.60, 242,556,221.40 and 46,700,315.20

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Solution

The fourth proportional to 161,704,147.60, 242,556,221.40 and 46,700,315.20 is: 70,050,472.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,704,147.60 : 242,556,221.40 = 46,700,315.20 : x
  2. Step 2: Convert to fraction form
    161,704,147.60/242,556,221.40 = 46,700,315.20/x
  3. Step 3: Cross multiply
    161,704,147.60x = 242,556,221.40 × 46,700,315.20
  4. Step 4: Simplify right side
    161,704,147.60x = 11,327,451,993,100,986
  5. Step 5: Solve for x
    x = 11,327,451,993,100,986/161,704,147.60
  6. Step 6: Final answer
    x = 70,050,472.80

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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.