Home / 770,311,516.09-1,156,214,456.39-371,750,568.07

Finding the Fourth Proportional to 770,311,516.09, 1,156,214,456.39 and 371,750,568.07

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Solution

The fourth proportional to 770,311,516.09, 1,156,214,456.39 and 371,750,568.07 is: 557,986,440.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,311,516.09 : 1,156,214,456.39 = 371,750,568.07 : x
  2. Step 2: Convert to fraction form
    770,311,516.09/1,156,214,456.39 = 371,750,568.07/x
  3. Step 3: Cross multiply
    770,311,516.09x = 1,156,214,456.39 × 371,750,568.07
  4. Step 4: Simplify right side
    770,311,516.09x = 429,823,380,966,088,896
  5. Step 5: Solve for x
    x = 429,823,380,966,088,896/770,311,516.09
  6. Step 6: Final answer
    x = 557,986,440.54

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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.