Home / 15,856,022,901.52-21,881,726,310.30-8,622,493,440.04

Finding the Fourth Proportional to 15,856,022,901.52, 21,881,726,310.30 and 8,622,493,440.04

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Solution

The fourth proportional to 15,856,022,901.52, 21,881,726,310.30 and 8,622,493,440.04 is: 11,899,266,464.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,856,022,901.52 : 21,881,726,310.30 = 8,622,493,440.04 : x
  2. Step 2: Convert to fraction form
    15,856,022,901.52/21,881,726,310.30 = 8,622,493,440.04/x
  3. Step 3: Cross multiply
    15,856,022,901.52x = 21,881,726,310.30 × 8,622,493,440.04
  4. Step 4: Simplify right side
    15,856,022,901.52x = 188,675,041,567,312,445,440
  5. Step 5: Solve for x
    x = 188,675,041,567,312,445,440/15,856,022,901.52
  6. Step 6: Final answer
    x = 11,899,266,464.18

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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.