Home / 13,102,016,118.60-19,653,024,177.90-4,258,837,878.60

Finding the Fourth Proportional to 13,102,016,118.60, 19,653,024,177.90 and 4,258,837,878.60

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Solution

The fourth proportional to 13,102,016,118.60, 19,653,024,177.90 and 4,258,837,878.60 is: 6,388,256,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,016,118.60 : 19,653,024,177.90 = 4,258,837,878.60 : x
  2. Step 2: Convert to fraction form
    13,102,016,118.60/19,653,024,177.90 = 4,258,837,878.60/x
  3. Step 3: Cross multiply
    13,102,016,118.60x = 19,653,024,177.90 × 4,258,837,878.60
  4. Step 4: Simplify right side
    13,102,016,118.60x = 83,699,043,797,882,142,720
  5. Step 5: Solve for x
    x = 83,699,043,797,882,142,720/13,102,016,118.60
  6. Step 6: Final answer
    x = 6,388,256,817.90

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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.