Home / 161,813,975,121.60-242,557,704,007.20-73,545,451,396.80

Finding the Fourth Proportional to 161,813,975,121.60, 242,557,704,007.20 and 73,545,451,396.80

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Solution

The fourth proportional to 161,813,975,121.60, 242,557,704,007.20 and 73,545,451,396.80 is: 110,243,975,018.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,813,975,121.60 : 242,557,704,007.20 = 73,545,451,396.80 : x
  2. Step 2: Convert to fraction form
    161,813,975,121.60/242,557,704,007.20 = 73,545,451,396.80/x
  3. Step 3: Cross multiply
    161,813,975,121.60x = 242,557,704,007.20 × 73,545,451,396.80
  4. Step 4: Simplify right side
    161,813,975,121.60x = 17,839,015,830,980,929,781,760
  5. Step 5: Solve for x
    x = 17,839,015,830,980,929,781,760/161,813,975,121.60
  6. Step 6: Final answer
    x = 110,243,975,018.69

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1.5x scale

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.