Home / 240,013,159.66-331,216,396.95-135,589,333.42

Finding the Fourth Proportional to 240,013,159.66, 331,216,396.95 and 135,589,333.42

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Solution

The fourth proportional to 240,013,159.66, 331,216,396.95 and 135,589,333.42 is: 187,112,283.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,013,159.66 : 331,216,396.95 = 135,589,333.42 : x
  2. Step 2: Convert to fraction form
    240,013,159.66/331,216,396.95 = 135,589,333.42/x
  3. Step 3: Cross multiply
    240,013,159.66x = 331,216,396.95 × 135,589,333.42
  4. Step 4: Simplify right side
    240,013,159.66x = 44,909,410,480,224,616
  5. Step 5: Solve for x
    x = 44,909,410,480,224,616/240,013,159.66
  6. Step 6: Final answer
    x = 187,112,283.94

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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.