Home / 531,516,909.82-797,682,299.82-240,588,340.68

Finding the Fourth Proportional to 531,516,909.82, 797,682,299.82 and 240,588,340.68

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Solution

The fourth proportional to 531,516,909.82, 797,682,299.82 and 240,588,340.68 is: 361,066,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,516,909.82 : 797,682,299.82 = 240,588,340.68 : x
  2. Step 2: Convert to fraction form
    531,516,909.82/797,682,299.82 = 240,588,340.68/x
  3. Step 3: Cross multiply
    531,516,909.82x = 797,682,299.82 × 240,588,340.68
  4. Step 4: Simplify right side
    531,516,909.82x = 191,913,060,903,500,096
  5. Step 5: Solve for x
    x = 191,913,060,903,500,096/531,516,909.82
  6. Step 6: Final answer
    x = 361,066,708.05

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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.