Home / 497,760,520.40-746,640,780.60-314,094,510.80

Finding the Fourth Proportional to 497,760,520.40, 746,640,780.60 and 314,094,510.80

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Solution

The fourth proportional to 497,760,520.40, 746,640,780.60 and 314,094,510.80 is: 471,141,766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,760,520.40 : 746,640,780.60 = 314,094,510.80 : x
  2. Step 2: Convert to fraction form
    497,760,520.40/746,640,780.60 = 314,094,510.80/x
  3. Step 3: Cross multiply
    497,760,520.40x = 746,640,780.60 × 314,094,510.80
  4. Step 4: Simplify right side
    497,760,520.40x = 234,515,770,725,887,136
  5. Step 5: Solve for x
    x = 234,515,770,725,887,136/497,760,520.40
  6. Step 6: Final answer
    x = 471,141,766.20

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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.