Home / 255,696,133.51-383,551,346.24-83,172,947.65

Finding the Fourth Proportional to 255,696,133.51, 383,551,346.24 and 83,172,947.65

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Solution

The fourth proportional to 255,696,133.51, 383,551,346.24 and 83,172,947.65 is: 124,761,745.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,696,133.51 : 383,551,346.24 = 83,172,947.65 : x
  2. Step 2: Convert to fraction form
    255,696,133.51/383,551,346.24 = 83,172,947.65/x
  3. Step 3: Cross multiply
    255,696,133.51x = 383,551,346.24 × 83,172,947.65
  4. Step 4: Simplify right side
    255,696,133.51x = 31,901,096,041,906,548
  5. Step 5: Solve for x
    x = 31,901,096,041,906,548/255,696,133.51
  6. Step 6: Final answer
    x = 124,761,745.92

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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.