Home / 903,314,440.85-1,354,981,008.90-273,051,732.61

Finding the Fourth Proportional to 903,314,440.85, 1,354,981,008.90 and 273,051,732.61

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Solution

The fourth proportional to 903,314,440.85, 1,354,981,008.90 and 273,051,732.61 is: 409,580,424.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,314,440.85 : 1,354,981,008.90 = 273,051,732.61 : x
  2. Step 2: Convert to fraction form
    903,314,440.85/1,354,981,008.90 = 273,051,732.61/x
  3. Step 3: Cross multiply
    903,314,440.85x = 1,354,981,008.90 × 273,051,732.61
  4. Step 4: Simplify right side
    903,314,440.85x = 369,979,912,136,494,848
  5. Step 5: Solve for x
    x = 369,979,912,136,494,848/903,314,440.85
  6. Step 6: Final answer
    x = 409,580,424.50

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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.