Home / 122,272,376.36-183,408,531.71-83,817,305.60

Finding the Fourth Proportional to 122,272,376.36, 183,408,531.71 and 83,817,305.60

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Solution

The fourth proportional to 122,272,376.36, 183,408,531.71 and 83,817,305.60 is: 125,725,935.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,272,376.36 : 183,408,531.71 = 83,817,305.60 : x
  2. Step 2: Convert to fraction form
    122,272,376.36/183,408,531.71 = 83,817,305.60/x
  3. Step 3: Cross multiply
    122,272,376.36x = 183,408,531.71 × 83,817,305.60
  4. Step 4: Simplify right side
    122,272,376.36x = 15,372,808,950,648,232
  5. Step 5: Solve for x
    x = 15,372,808,950,648,232/122,272,376.36
  6. Step 6: Final answer
    x = 125,725,935.89

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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.