Home / 468,414,727.84-646,200,356.88-282,716,382.88

Finding the Fourth Proportional to 468,414,727.84, 646,200,356.88 and 282,716,382.88

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Solution

The fourth proportional to 468,414,727.84, 646,200,356.88 and 282,716,382.88 is: 390,020,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,414,727.84 : 646,200,356.88 = 282,716,382.88 : x
  2. Step 2: Convert to fraction form
    468,414,727.84/646,200,356.88 = 282,716,382.88/x
  3. Step 3: Cross multiply
    468,414,727.84x = 646,200,356.88 × 282,716,382.88
  4. Step 4: Simplify right side
    468,414,727.84x = 182,691,427,512,878,720
  5. Step 5: Solve for x
    x = 182,691,427,512,878,720/468,414,727.84
  6. Step 6: Final answer
    x = 390,020,673.25

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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.