Home / 190,656,981.14-263,098,885.93-108,148,994.42

Finding the Fourth Proportional to 190,656,981.14, 263,098,885.93 and 108,148,994.42

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Solution

The fourth proportional to 190,656,981.14, 263,098,885.93 and 108,148,994.42 is: 149,241,217.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,656,981.14 : 263,098,885.93 = 108,148,994.42 : x
  2. Step 2: Convert to fraction form
    190,656,981.14/263,098,885.93 = 108,148,994.42/x
  3. Step 3: Cross multiply
    190,656,981.14x = 263,098,885.93 × 108,148,994.42
  4. Step 4: Simplify right side
    190,656,981.14x = 28,453,879,944,765,924
  5. Step 5: Solve for x
    x = 28,453,879,944,765,924/190,656,981.14
  6. Step 6: Final answer
    x = 149,241,217.27

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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.