Home / 289,055,594.26-398,886,397.24-163,605,096.48

Finding the Fourth Proportional to 289,055,594.26, 398,886,397.24 and 163,605,096.48

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Solution

The fourth proportional to 289,055,594.26, 398,886,397.24 and 163,605,096.48 is: 225,769,190.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,055,594.26 : 398,886,397.24 = 163,605,096.48 : x
  2. Step 2: Convert to fraction form
    289,055,594.26/398,886,397.24 = 163,605,096.48/x
  3. Step 3: Cross multiply
    289,055,594.26x = 398,886,397.24 × 163,605,096.48
  4. Step 4: Simplify right side
    289,055,594.26x = 65,259,847,502,908,688
  5. Step 5: Solve for x
    x = 65,259,847,502,908,688/289,055,594.26
  6. Step 6: Final answer
    x = 225,769,190.42

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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.