Home / 27,712,100,116.78-38,242,982,352.54-15,024,860,320.30

Finding the Fourth Proportional to 27,712,100,116.78, 38,242,982,352.54 and 15,024,860,320.30

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Solution

The fourth proportional to 27,712,100,116.78, 38,242,982,352.54 and 15,024,860,320.30 is: 20,734,461,324.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,712,100,116.78 : 38,242,982,352.54 = 15,024,860,320.30 : x
  2. Step 2: Convert to fraction form
    27,712,100,116.78/38,242,982,352.54 = 15,024,860,320.30/x
  3. Step 3: Cross multiply
    27,712,100,116.78x = 38,242,982,352.54 × 15,024,860,320.30
  4. Step 4: Simplify right side
    27,712,100,116.78x = 574,595,468,078,611,365,888
  5. Step 5: Solve for x
    x = 574,595,468,078,611,365,888/27,712,100,116.78
  6. Step 6: Final answer
    x = 20,734,461,324.02

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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.