Home / 282,153,327.26-389,372,493.96-156,705,500.66

Finding the Fourth Proportional to 282,153,327.26, 389,372,493.96 and 156,705,500.66

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Solution

The fourth proportional to 282,153,327.26, 389,372,493.96 and 156,705,500.66 is: 216,254,092.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,153,327.26 : 389,372,493.96 = 156,705,500.66 : x
  2. Step 2: Convert to fraction form
    282,153,327.26/389,372,493.96 = 156,705,500.66/x
  3. Step 3: Cross multiply
    282,153,327.26x = 389,372,493.96 × 156,705,500.66
  4. Step 4: Simplify right side
    282,153,327.26x = 61,016,811,607,287,760
  5. Step 5: Solve for x
    x = 61,016,811,607,287,760/282,153,327.26
  6. Step 6: Final answer
    x = 216,254,092.06

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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.