Home / 122,141,549.70-183,238,896.60-40,246,491.60

Finding the Fourth Proportional to 122,141,549.70, 183,238,896.60 and 40,246,491.60

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Solution

The fourth proportional to 122,141,549.70, 183,238,896.60 and 40,246,491.60 is: 60,378,493.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,141,549.70 : 183,238,896.60 = 40,246,491.60 : x
  2. Step 2: Convert to fraction form
    122,141,549.70/183,238,896.60 = 40,246,491.60/x
  3. Step 3: Cross multiply
    122,141,549.70x = 183,238,896.60 × 40,246,491.60
  4. Step 4: Simplify right side
    122,141,549.70x = 7,374,722,712,805,169
  5. Step 5: Solve for x
    x = 7,374,722,712,805,169/122,141,549.70
  6. Step 6: Final answer
    x = 60,378,493.08

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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.