Home / 219,147,219.62-302,428,058.60-125,059,493.67

Finding the Fourth Proportional to 219,147,219.62, 302,428,058.60 and 125,059,493.67

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Solution

The fourth proportional to 219,147,219.62, 302,428,058.60 and 125,059,493.67 is: 172,584,894.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,147,219.62 : 302,428,058.60 = 125,059,493.67 : x
  2. Step 2: Convert to fraction form
    219,147,219.62/302,428,058.60 = 125,059,493.67/x
  3. Step 3: Cross multiply
    219,147,219.62x = 302,428,058.60 × 125,059,493.67
  4. Step 4: Simplify right side
    219,147,219.62x = 37,821,499,880,429,744
  5. Step 5: Solve for x
    x = 37,821,499,880,429,744/219,147,219.62
  6. Step 6: Final answer
    x = 172,584,894.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.