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Finding the Fourth Proportional to 50,301,110.90, 75,451,666.35 and 50,301,110.90

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Solution

The fourth proportional to 50,301,110.90, 75,451,666.35 and 50,301,110.90 is: 75,451,666.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,301,110.90 : 75,451,666.35 = 50,301,110.90 : x
  2. Step 2: Convert to fraction form
    50,301,110.90/75,451,666.35 = 50,301,110.90/x
  3. Step 3: Cross multiply
    50,301,110.90x = 75,451,666.35 × 50,301,110.90
  4. Step 4: Simplify right side
    50,301,110.90x = 3,795,302,636,661,148
  5. Step 5: Solve for x
    x = 3,795,302,636,661,148/50,301,110.90
  6. Step 6: Final answer
    x = 75,451,666.35

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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.