Home / 122,221,512.58-183,413,036.88-57,543,814.21

Finding the Fourth Proportional to 122,221,512.58, 183,413,036.88 and 57,543,814.21

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Solution

The fourth proportional to 122,221,512.58, 183,413,036.88 and 57,543,814.21 is: 86,353,748.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,221,512.58 : 183,413,036.88 = 57,543,814.21 : x
  2. Step 2: Convert to fraction form
    122,221,512.58/183,413,036.88 = 57,543,814.21/x
  3. Step 3: Cross multiply
    122,221,512.58x = 183,413,036.88 × 57,543,814.21
  4. Step 4: Simplify right side
    122,221,512.58x = 10,554,285,717,914,598
  5. Step 5: Solve for x
    x = 10,554,285,717,914,598/122,221,512.58
  6. Step 6: Final answer
    x = 86,353,748.17

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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.