Home / 295,262,948.79-407,454,960.56-163,101,100.84

Finding the Fourth Proportional to 295,262,948.79, 407,454,960.56 and 163,101,100.84

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Solution

The fourth proportional to 295,262,948.79, 407,454,960.56 and 163,101,100.84 is: 225,075,150.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,262,948.79 : 407,454,960.56 = 163,101,100.84 : x
  2. Step 2: Convert to fraction form
    295,262,948.79/407,454,960.56 = 163,101,100.84/x
  3. Step 3: Cross multiply
    295,262,948.79x = 407,454,960.56 × 163,101,100.84
  4. Step 4: Simplify right side
    295,262,948.79x = 66,456,352,608,220,640
  5. Step 5: Solve for x
    x = 66,456,352,608,220,640/295,262,948.79
  6. Step 6: Final answer
    x = 225,075,150.41

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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.