Home / 841,448,512.80-1,262,172,769.20-829,969,387.20

Finding the Fourth Proportional to 841,448,512.80, 1,262,172,769.20 and 829,969,387.20

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Solution

The fourth proportional to 841,448,512.80, 1,262,172,769.20 and 829,969,387.20 is: 1,244,954,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,448,512.80 : 1,262,172,769.20 = 829,969,387.20 : x
  2. Step 2: Convert to fraction form
    841,448,512.80/1,262,172,769.20 = 829,969,387.20/x
  3. Step 3: Cross multiply
    841,448,512.80x = 1,262,172,769.20 × 829,969,387.20
  4. Step 4: Simplify right side
    841,448,512.80x = 1,047,564,759,793,451,136
  5. Step 5: Solve for x
    x = 1,047,564,759,793,451,136/841,448,512.80
  6. Step 6: Final answer
    x = 1,244,954,080.80

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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.