Home / 240,137,282.61-360,202,129.47-76,372,677.77

Finding the Fourth Proportional to 240,137,282.61, 360,202,129.47 and 76,372,677.77

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Solution

The fourth proportional to 240,137,282.61, 360,202,129.47 and 76,372,677.77 is: 114,557,809.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,137,282.61 : 360,202,129.47 = 76,372,677.77 : x
  2. Step 2: Convert to fraction form
    240,137,282.61/360,202,129.47 = 76,372,677.77/x
  3. Step 3: Cross multiply
    240,137,282.61x = 360,202,129.47 × 76,372,677.77
  4. Step 4: Simplify right side
    240,137,282.61x = 27,509,601,164,279,124
  5. Step 5: Solve for x
    x = 27,509,601,164,279,124/240,137,282.61
  6. Step 6: Final answer
    x = 114,557,809.87

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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.