Home / 27,731,214,518.10-41,623,720,338.38-13,383,020,389.28

Finding the Fourth Proportional to 27,731,214,518.10, 41,623,720,338.38 and 13,383,020,389.28

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Solution

The fourth proportional to 27,731,214,518.10, 41,623,720,338.38 and 13,383,020,389.28 is: 20,087,511,767.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,731,214,518.10 : 41,623,720,338.38 = 13,383,020,389.28 : x
  2. Step 2: Convert to fraction form
    27,731,214,518.10/41,623,720,338.38 = 13,383,020,389.28/x
  3. Step 3: Cross multiply
    27,731,214,518.10x = 41,623,720,338.38 × 13,383,020,389.28
  4. Step 4: Simplify right side
    27,731,214,518.10x = 557,051,097,966,228,144,128
  5. Step 5: Solve for x
    x = 557,051,097,966,228,144,128/27,731,214,518.10
  6. Step 6: Final answer
    x = 20,087,511,767.75

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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.