Home / 219,527,941.43-302,948,992.01-120,409,495.52

Finding the Fourth Proportional to 219,527,941.43, 302,948,992.01 and 120,409,495.52

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Solution

The fourth proportional to 219,527,941.43, 302,948,992.01 and 120,409,495.52 is: 166,165,341.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,527,941.43 : 302,948,992.01 = 120,409,495.52 : x
  2. Step 2: Convert to fraction form
    219,527,941.43/302,948,992.01 = 120,409,495.52/x
  3. Step 3: Cross multiply
    219,527,941.43x = 302,948,992.01 × 120,409,495.52
  4. Step 4: Simplify right side
    219,527,941.43x = 36,477,935,295,002,888
  5. Step 5: Solve for x
    x = 36,477,935,295,002,888/219,527,941.43
  6. Step 6: Final answer
    x = 166,165,341.22

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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.