Home / 306,836,834.48-459,731,322.12-168,777,928.88

Finding the Fourth Proportional to 306,836,834.48, 459,731,322.12 and 168,777,928.88

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Solution

The fourth proportional to 306,836,834.48, 459,731,322.12 and 168,777,928.88 is: 252,878,701.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,836,834.48 : 459,731,322.12 = 168,777,928.88 : x
  2. Step 2: Convert to fraction form
    306,836,834.48/459,731,322.12 = 168,777,928.88/x
  3. Step 3: Cross multiply
    306,836,834.48x = 459,731,322.12 × 168,777,928.88
  4. Step 4: Simplify right side
    306,836,834.48x = 77,592,500,388,677,728
  5. Step 5: Solve for x
    x = 77,592,500,388,677,728/306,836,834.48
  6. Step 6: Final answer
    x = 252,878,701.87

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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.