Home / 12,125,324,253.37-16,726,679,866.91-7,672,571,433.13

Finding the Fourth Proportional to 12,125,324,253.37, 16,726,679,866.91 and 7,672,571,433.13

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Solution

The fourth proportional to 12,125,324,253.37, 16,726,679,866.91 and 7,672,571,433.13 is: 10,584,182,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,125,324,253.37 : 16,726,679,866.91 = 7,672,571,433.13 : x
  2. Step 2: Convert to fraction form
    12,125,324,253.37/16,726,679,866.91 = 7,672,571,433.13/x
  3. Step 3: Cross multiply
    12,125,324,253.37x = 16,726,679,866.91 × 7,672,571,433.13
  4. Step 4: Simplify right side
    12,125,324,253.37x = 128,336,646,117,937,905,664
  5. Step 5: Solve for x
    x = 128,336,646,117,937,905,664/12,125,324,253.37
  6. Step 6: Final answer
    x = 10,584,182,611.22

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.