Home / 983,610,896.48-1,357,384,359.84-565,914,804.20

Finding the Fourth Proportional to 983,610,896.48, 1,357,384,359.84 and 565,914,804.20

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Solution

The fourth proportional to 983,610,896.48, 1,357,384,359.84 and 565,914,804.20 is: 780,963,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,610,896.48 : 1,357,384,359.84 = 565,914,804.20 : x
  2. Step 2: Convert to fraction form
    983,610,896.48/1,357,384,359.84 = 565,914,804.20/x
  3. Step 3: Cross multiply
    983,610,896.48x = 1,357,384,359.84 × 565,914,804.20
  4. Step 4: Simplify right side
    983,610,896.48x = 768,163,904,222,995,968
  5. Step 5: Solve for x
    x = 768,163,904,222,995,968/983,610,896.48
  6. Step 6: Final answer
    x = 780,963,190.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.