Home / 16,172,576,809.39-22,319,310,891.17-8,938,468,663.48

Finding the Fourth Proportional to 16,172,576,809.39, 22,319,310,891.17 and 8,938,468,663.48

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Solution

The fourth proportional to 16,172,576,809.39, 22,319,310,891.17 and 8,938,468,663.48 is: 12,335,725,057.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,172,576,809.39 : 22,319,310,891.17 = 8,938,468,663.48 : x
  2. Step 2: Convert to fraction form
    16,172,576,809.39/22,319,310,891.17 = 8,938,468,663.48/x
  3. Step 3: Cross multiply
    16,172,576,809.39x = 22,319,310,891.17 × 8,938,468,663.48
  4. Step 4: Simplify right side
    16,172,576,809.39x = 199,500,460,991,079,317,504
  5. Step 5: Solve for x
    x = 199,500,460,991,079,317,504/16,172,576,809.39
  6. Step 6: Final answer
    x = 12,335,725,057.45

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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.