Home / 21,610,441,293.30-29,823,341,036.04-11,965,171,180.50

Finding the Fourth Proportional to 21,610,441,293.30, 29,823,341,036.04 and 11,965,171,180.50

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Solution

The fourth proportional to 21,610,441,293.30, 29,823,341,036.04 and 11,965,171,180.50 is: 16,512,452,283.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,610,441,293.30 : 29,823,341,036.04 = 11,965,171,180.50 : x
  2. Step 2: Convert to fraction form
    21,610,441,293.30/29,823,341,036.04 = 11,965,171,180.50/x
  3. Step 3: Cross multiply
    21,610,441,293.30x = 29,823,341,036.04 × 11,965,171,180.50
  4. Step 4: Simplify right side
    21,610,441,293.30x = 356,841,380,670,648,811,520
  5. Step 5: Solve for x
    x = 356,841,380,670,648,811,520/21,610,441,293.30
  6. Step 6: Final answer
    x = 16,512,452,283.02

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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.