Home / 242,337,297.60-363,496,615.20-80,779,233.60

Finding the Fourth Proportional to 242,337,297.60, 363,496,615.20 and 80,779,233.60

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Solution

The fourth proportional to 242,337,297.60, 363,496,615.20 and 80,779,233.60 is: 121,165,739.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,337,297.60 : 363,496,615.20 = 80,779,233.60 : x
  2. Step 2: Convert to fraction form
    242,337,297.60/363,496,615.20 = 80,779,233.60/x
  3. Step 3: Cross multiply
    242,337,297.60x = 363,496,615.20 × 80,779,233.60
  4. Step 4: Simplify right side
    242,337,297.60x = 29,362,977,992,050,108
  5. Step 5: Solve for x
    x = 29,362,977,992,050,108/242,337,297.60
  6. Step 6: Final answer
    x = 121,165,739.99

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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.