Home / 115,893,506,648.20-173,840,259,972.30-111,485,522,417.80

Finding the Fourth Proportional to 115,893,506,648.20, 173,840,259,972.30 and 111,485,522,417.80

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Solution

The fourth proportional to 115,893,506,648.20, 173,840,259,972.30 and 111,485,522,417.80 is: 167,228,283,626.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,893,506,648.20 : 173,840,259,972.30 = 111,485,522,417.80 : x
  2. Step 2: Convert to fraction form
    115,893,506,648.20/173,840,259,972.30 = 111,485,522,417.80/x
  3. Step 3: Cross multiply
    115,893,506,648.20x = 173,840,259,972.30 × 111,485,522,417.80
  4. Step 4: Simplify right side
    115,893,506,648.20x = 19,380,672,200,258,032,238,592
  5. Step 5: Solve for x
    x = 19,380,672,200,258,032,238,592/115,893,506,648.20
  6. Step 6: Final answer
    x = 167,228,283,626.70

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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.