Home / 284,807,170.98-427,069,429.56-90,693,295.38

Finding the Fourth Proportional to 284,807,170.98, 427,069,429.56 and 90,693,295.38

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Solution

The fourth proportional to 284,807,170.98, 427,069,429.56 and 90,693,295.38 is: 135,994,939.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,807,170.98 : 427,069,429.56 = 90,693,295.38 : x
  2. Step 2: Convert to fraction form
    284,807,170.98/427,069,429.56 = 90,693,295.38/x
  3. Step 3: Cross multiply
    284,807,170.98x = 427,069,429.56 × 90,693,295.38
  4. Step 4: Simplify right side
    284,807,170.98x = 38,732,333,922,853,184
  5. Step 5: Solve for x
    x = 38,732,333,922,853,184/284,807,170.98
  6. Step 6: Final answer
    x = 135,994,939.28

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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.