Home / 305,704,905,919.58-421,874,044,421.04-168,524,718,509.02

Finding the Fourth Proportional to 305,704,905,919.58, 421,874,044,421.04 and 168,524,718,509.02

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Solution

The fourth proportional to 305,704,905,919.58, 421,874,044,421.04 and 168,524,718,509.02 is: 232,564,813,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,704,905,919.58 : 421,874,044,421.04 = 168,524,718,509.02 : x
  2. Step 2: Convert to fraction form
    305,704,905,919.58/421,874,044,421.04 = 168,524,718,509.02/x
  3. Step 3: Cross multiply
    305,704,905,919.58x = 421,874,044,421.04 × 168,524,718,509.02
  4. Step 4: Simplify right side
    305,704,905,919.58x = 71,096,204,582,317,553,876,992
  5. Step 5: Solve for x
    x = 71,096,204,582,317,553,876,992/305,704,905,919.58
  6. Step 6: Final answer
    x = 232,564,813,994.25

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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.