Home / 522,421,245.84-783,745,242.90-158,906,154

Finding the Fourth Proportional to 522,421,245.84, 783,745,242.90 and 158,906,154

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Solution

The fourth proportional to 522,421,245.84, 783,745,242.90 and 158,906,154 is: 238,393,716.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,421,245.84 : 783,745,242.90 = 158,906,154 : x
  2. Step 2: Convert to fraction form
    522,421,245.84/783,745,242.90 = 158,906,154/x
  3. Step 3: Cross multiply
    522,421,245.84x = 783,745,242.90 × 158,906,154
  4. Step 4: Simplify right side
    522,421,245.84x = 124,541,942,265,034,800
  5. Step 5: Solve for x
    x = 124,541,942,265,034,800/522,421,245.84
  6. Step 6: Final answer
    x = 238,393,716.29

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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.