Home / 295,258,248.09-407,448,488.25-163,096,400.16

Finding the Fourth Proportional to 295,258,248.09, 407,448,488.25 and 163,096,400.16

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Solution

The fourth proportional to 295,258,248.09, 407,448,488.25 and 163,096,400.16 is: 225,068,671.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,258,248.09 : 407,448,488.25 = 163,096,400.16 : x
  2. Step 2: Convert to fraction form
    295,258,248.09/407,448,488.25 = 163,096,400.16/x
  3. Step 3: Cross multiply
    295,258,248.09x = 407,448,488.25 × 163,096,400.16
  4. Step 4: Simplify right side
    295,258,248.09x = 66,453,381,684,209,056
  5. Step 5: Solve for x
    x = 66,453,381,684,209,056/295,258,248.09
  6. Step 6: Final answer
    x = 225,068,671.63

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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.