Home / 469,697,814.65-648,145,183.29-271,472,148.41

Finding the Fourth Proportional to 469,697,814.65, 648,145,183.29 and 271,472,148.41

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Solution

The fourth proportional to 469,697,814.65, 648,145,183.29 and 271,472,148.41 is: 374,609,716.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,697,814.65 : 648,145,183.29 = 271,472,148.41 : x
  2. Step 2: Convert to fraction form
    469,697,814.65/648,145,183.29 = 271,472,148.41/x
  3. Step 3: Cross multiply
    469,697,814.65x = 648,145,183.29 × 271,472,148.41
  4. Step 4: Simplify right side
    469,697,814.65x = 175,953,365,385,057,216
  5. Step 5: Solve for x
    x = 175,953,365,385,057,216/469,697,814.65
  6. Step 6: Final answer
    x = 374,609,716.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.