Home / 89,929,682.42-134,690,219.87-70,377,054.62

Finding the Fourth Proportional to 89,929,682.42, 134,690,219.87 and 70,377,054.62

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Solution

The fourth proportional to 89,929,682.42, 134,690,219.87 and 70,377,054.62 is: 105,405,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,929,682.42 : 134,690,219.87 = 70,377,054.62 : x
  2. Step 2: Convert to fraction form
    89,929,682.42/134,690,219.87 = 70,377,054.62/x
  3. Step 3: Cross multiply
    89,929,682.42x = 134,690,219.87 × 70,377,054.62
  4. Step 4: Simplify right side
    89,929,682.42x = 9,479,100,959,545,462
  5. Step 5: Solve for x
    x = 9,479,100,959,545,462/89,929,682.42
  6. Step 6: Final answer
    x = 105,405,698.15

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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.