Home / 204,449,299,834.64-306,680,197,408.82-70,141,905,970.93

Finding the Fourth Proportional to 204,449,299,834.64, 306,680,197,408.82 and 70,141,905,970.93

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Solution

The fourth proportional to 204,449,299,834.64, 306,680,197,408.82 and 70,141,905,970.93 is: 105,215,002,385.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,449,299,834.64 : 306,680,197,408.82 = 70,141,905,970.93 : x
  2. Step 2: Convert to fraction form
    204,449,299,834.64/306,680,197,408.82 = 70,141,905,970.93/x
  3. Step 3: Cross multiply
    204,449,299,834.64x = 306,680,197,408.82 × 70,141,905,970.93
  4. Step 4: Simplify right side
    204,449,299,834.64x = 21,511,133,569,794,170,683,392
  5. Step 5: Solve for x
    x = 21,511,133,569,794,170,683,392/204,449,299,834.64
  6. Step 6: Final answer
    x = 105,215,002,385.40

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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.