Home / 469,789,161.60-704,683,742.40-324,670,339.20

Finding the Fourth Proportional to 469,789,161.60, 704,683,742.40 and 324,670,339.20

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Solution

The fourth proportional to 469,789,161.60, 704,683,742.40 and 324,670,339.20 is: 487,005,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,789,161.60 : 704,683,742.40 = 324,670,339.20 : x
  2. Step 2: Convert to fraction form
    469,789,161.60/704,683,742.40 = 324,670,339.20/x
  3. Step 3: Cross multiply
    469,789,161.60x = 704,683,742.40 × 324,670,339.20
  4. Step 4: Simplify right side
    469,789,161.60x = 228,789,909,673,733,408
  5. Step 5: Solve for x
    x = 228,789,909,673,733,408/469,789,161.60
  6. Step 6: Final answer
    x = 487,005,508.80

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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.