Home / 196,985,085.17-271,834,675.92-107,673,021.59

Finding the Fourth Proportional to 196,985,085.17, 271,834,675.92 and 107,673,021.59

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Solution

The fourth proportional to 196,985,085.17, 271,834,675.92 and 107,673,021.59 is: 148,586,178.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,985,085.17 : 271,834,675.92 = 107,673,021.59 : x
  2. Step 2: Convert to fraction form
    196,985,085.17/271,834,675.92 = 107,673,021.59/x
  3. Step 3: Cross multiply
    196,985,085.17x = 271,834,675.92 × 107,673,021.59
  4. Step 4: Simplify right side
    196,985,085.17x = 29,269,260,927,885,640
  5. Step 5: Solve for x
    x = 29,269,260,927,885,640/196,985,085.17
  6. Step 6: Final answer
    x = 148,586,178.00

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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.