Home / 105,100,400.89-157,633,484.41-36,927,178.57

Finding the Fourth Proportional to 105,100,400.89, 157,633,484.41 and 36,927,178.57

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Solution

The fourth proportional to 105,100,400.89, 157,633,484.41 and 36,927,178.57 is: 55,384,753.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,100,400.89 : 157,633,484.41 = 36,927,178.57 : x
  2. Step 2: Convert to fraction form
    105,100,400.89/157,633,484.41 = 36,927,178.57/x
  3. Step 3: Cross multiply
    105,100,400.89x = 157,633,484.41 × 36,927,178.57
  4. Step 4: Simplify right side
    105,100,400.89x = 5,820,959,827,419,381
  5. Step 5: Solve for x
    x = 5,820,959,827,419,381/105,100,400.89
  6. Step 6: Final answer
    x = 55,384,753.80

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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.