Home / 20,331,581,490.80-30,497,372,236.20-14,404,048,009.10

Finding the Fourth Proportional to 20,331,581,490.80, 30,497,372,236.20 and 14,404,048,009.10

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Solution

The fourth proportional to 20,331,581,490.80, 30,497,372,236.20 and 14,404,048,009.10 is: 21,606,072,013.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,331,581,490.80 : 30,497,372,236.20 = 14,404,048,009.10 : x
  2. Step 2: Convert to fraction form
    20,331,581,490.80/30,497,372,236.20 = 14,404,048,009.10/x
  3. Step 3: Cross multiply
    20,331,581,490.80x = 30,497,372,236.20 × 14,404,048,009.10
  4. Step 4: Simplify right side
    20,331,581,490.80x = 439,285,613,841,618,239,488
  5. Step 5: Solve for x
    x = 439,285,613,841,618,239,488/20,331,581,490.80
  6. Step 6: Final answer
    x = 21,606,072,013.65

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Double scale
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1.5x scale

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.