Home / 18,670,943,709.47-25,765,979,416.84-10,097,370,163.10

Finding the Fourth Proportional to 18,670,943,709.47, 25,765,979,416.84 and 10,097,370,163.10

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Solution

The fourth proportional to 18,670,943,709.47, 25,765,979,416.84 and 10,097,370,163.10 is: 13,934,412,520.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,670,943,709.47 : 25,765,979,416.84 = 10,097,370,163.10 : x
  2. Step 2: Convert to fraction form
    18,670,943,709.47/25,765,979,416.84 = 10,097,370,163.10/x
  3. Step 3: Cross multiply
    18,670,943,709.47x = 25,765,979,416.84 × 10,097,370,163.10
  4. Step 4: Simplify right side
    18,670,943,709.47x = 260,168,631,786,648,961,024
  5. Step 5: Solve for x
    x = 260,168,631,786,648,961,024/18,670,943,709.47
  6. Step 6: Final answer
    x = 13,934,412,520.06

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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.