Home / 982,814,465.31-1,356,313,333.63-536,798,869.38

Finding the Fourth Proportional to 982,814,465.31, 1,356,313,333.63 and 536,798,869.38

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Solution

The fourth proportional to 982,814,465.31, 1,356,313,333.63 and 536,798,869.38 is: 740,798,482.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,814,465.31 : 1,356,313,333.63 = 536,798,869.38 : x
  2. Step 2: Convert to fraction form
    982,814,465.31/1,356,313,333.63 = 536,798,869.38/x
  3. Step 3: Cross multiply
    982,814,465.31x = 1,356,313,333.63 × 536,798,869.38
  4. Step 4: Simplify right side
    982,814,465.31x = 728,067,464,016,260,736
  5. Step 5: Solve for x
    x = 728,067,464,016,260,736/982,814,465.31
  6. Step 6: Final answer
    x = 740,798,482.03

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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.