Home / 77,513,690,956.25-116,270,536,303.15-18,625,776,628.25

Finding the Fourth Proportional to 77,513,690,956.25, 116,270,536,303.15 and 18,625,776,628.25

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Solution

The fourth proportional to 77,513,690,956.25, 116,270,536,303.15 and 18,625,776,628.25 is: 27,938,664,910.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,513,690,956.25 : 116,270,536,303.15 = 18,625,776,628.25 : x
  2. Step 2: Convert to fraction form
    77,513,690,956.25/116,270,536,303.15 = 18,625,776,628.25/x
  3. Step 3: Cross multiply
    77,513,690,956.25x = 116,270,536,303.15 × 18,625,776,628.25
  4. Step 4: Simplify right side
    77,513,690,956.25x = 2,165,629,037,629,304,209,408
  5. Step 5: Solve for x
    x = 2,165,629,037,629,304,209,408/77,513,690,956.25
  6. Step 6: Final answer
    x = 27,938,664,910.84

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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.