Home / 295,288,164.72-407,509,322.76-169,840,159.92

Finding the Fourth Proportional to 295,288,164.72, 407,509,322.76 and 169,840,159.92

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Solution

The fourth proportional to 295,288,164.72, 407,509,322.76 and 169,840,159.92 is: 234,386,124.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,288,164.72 : 407,509,322.76 = 169,840,159.92 : x
  2. Step 2: Convert to fraction form
    295,288,164.72/407,509,322.76 = 169,840,159.92/x
  3. Step 3: Cross multiply
    295,288,164.72x = 407,509,322.76 × 169,840,159.92
  4. Step 4: Simplify right side
    295,288,164.72x = 69,211,448,546,449,288
  5. Step 5: Solve for x
    x = 69,211,448,546,449,288/295,288,164.72
  6. Step 6: Final answer
    x = 234,386,124.52

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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.