Home / 136,314,994,808.40-204,472,492,212.60-90,812,458,375.35

Finding the Fourth Proportional to 136,314,994,808.40, 204,472,492,212.60 and 90,812,458,375.35

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Solution

The fourth proportional to 136,314,994,808.40, 204,472,492,212.60 and 90,812,458,375.35 is: 136,218,687,563.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,314,994,808.40 : 204,472,492,212.60 = 90,812,458,375.35 : x
  2. Step 2: Convert to fraction form
    136,314,994,808.40/204,472,492,212.60 = 90,812,458,375.35/x
  3. Step 3: Cross multiply
    136,314,994,808.40x = 204,472,492,212.60 × 90,812,458,375.35
  4. Step 4: Simplify right side
    136,314,994,808.40x = 18,568,649,687,960,815,403,008
  5. Step 5: Solve for x
    x = 18,568,649,687,960,815,403,008/136,314,994,808.40
  6. Step 6: Final answer
    x = 136,218,687,563.03

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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.