Home / 115,893,506,651.70-173,840,259,977.55-111,485,522,421.30

Finding the Fourth Proportional to 115,893,506,651.70, 173,840,259,977.55 and 111,485,522,421.30

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Solution

The fourth proportional to 115,893,506,651.70, 173,840,259,977.55 and 111,485,522,421.30 is: 167,228,283,631.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,893,506,651.70 : 173,840,259,977.55 = 111,485,522,421.30 : x
  2. Step 2: Convert to fraction form
    115,893,506,651.70/173,840,259,977.55 = 111,485,522,421.30/x
  3. Step 3: Cross multiply
    115,893,506,651.70x = 173,840,259,977.55 × 111,485,522,421.30
  4. Step 4: Simplify right side
    115,893,506,651.70x = 19,380,672,201,451,768,905,728
  5. Step 5: Solve for x
    x = 19,380,672,201,451,768,905,728/115,893,506,651.70
  6. Step 6: Final answer
    x = 167,228,283,631.95

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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.