Home / 21,801,467,501.89-30,091,622,952.76-14,199,456,929.59

Finding the Fourth Proportional to 21,801,467,501.89, 30,091,622,952.76 and 14,199,456,929.59

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Solution

The fourth proportional to 21,801,467,501.89, 30,091,622,952.76 and 14,199,456,929.59 is: 19,598,896,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,801,467,501.89 : 30,091,622,952.76 = 14,199,456,929.59 : x
  2. Step 2: Convert to fraction form
    21,801,467,501.89/30,091,622,952.76 = 14,199,456,929.59/x
  3. Step 3: Cross multiply
    21,801,467,501.89x = 30,091,622,952.76 × 14,199,456,929.59
  4. Step 4: Simplify right side
    21,801,467,501.89x = 427,284,704,059,297,824,768
  5. Step 5: Solve for x
    x = 427,284,704,059,297,824,768/21,801,467,501.89
  6. Step 6: Final answer
    x = 19,598,896,451.45

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Double scale
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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.