Home / 427,363,263-589,761,341.82-241,720,283.16

Finding the Fourth Proportional to 427,363,263, 589,761,341.82 and 241,720,283.16

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Solution

The fourth proportional to 427,363,263, 589,761,341.82 and 241,720,283.16 is: 333,574,012.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,363,263 : 589,761,341.82 = 241,720,283.16 : x
  2. Step 2: Convert to fraction form
    427,363,263/589,761,341.82 = 241,720,283.16/x
  3. Step 3: Cross multiply
    427,363,263x = 589,761,341.82 × 241,720,283.16
  4. Step 4: Simplify right side
    427,363,263x = 142,557,278,541,551,968
  5. Step 5: Solve for x
    x = 142,557,278,541,551,968/427,363,263
  6. Step 6: Final answer
    x = 333,574,012.75

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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.