Home / 103,662,237,453.21-155,493,356,179.80-29,132,220,881.83

Finding the Fourth Proportional to 103,662,237,453.21, 155,493,356,179.80 and 29,132,220,881.83

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Solution

The fourth proportional to 103,662,237,453.21, 155,493,356,179.80 and 29,132,220,881.83 is: 43,698,331,322.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,662,237,453.21 : 155,493,356,179.80 = 29,132,220,881.83 : x
  2. Step 2: Convert to fraction form
    103,662,237,453.21/155,493,356,179.80 = 29,132,220,881.83/x
  3. Step 3: Cross multiply
    103,662,237,453.21x = 155,493,356,179.80 × 29,132,220,881.83
  4. Step 4: Simplify right side
    103,662,237,453.21x = 4,529,866,797,886,999,625,728
  5. Step 5: Solve for x
    x = 4,529,866,797,886,999,625,728/103,662,237,453.21
  6. Step 6: Final answer
    x = 43,698,331,322.74

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Double scale
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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.