Home / 290,834,279.17-436,219,084.58-104,080,685.53

Finding the Fourth Proportional to 290,834,279.17, 436,219,084.58 and 104,080,685.53

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Solution

The fourth proportional to 290,834,279.17, 436,219,084.58 and 104,080,685.53 is: 156,109,456.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,834,279.17 : 436,219,084.58 = 104,080,685.53 : x
  2. Step 2: Convert to fraction form
    290,834,279.17/436,219,084.58 = 104,080,685.53/x
  3. Step 3: Cross multiply
    290,834,279.17x = 436,219,084.58 × 104,080,685.53
  4. Step 4: Simplify right side
    290,834,279.17x = 45,401,981,364,355,448
  5. Step 5: Solve for x
    x = 45,401,981,364,355,448/290,834,279.17
  6. Step 6: Final answer
    x = 156,109,456.88

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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.