Home / 295,740,616.16-408,094,661.79-163,578,768.20

Finding the Fourth Proportional to 295,740,616.16, 408,094,661.79 and 163,578,768.20

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Solution

The fourth proportional to 295,740,616.16, 408,094,661.79 and 163,578,768.20 is: 225,723,551.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,740,616.16 : 408,094,661.79 = 163,578,768.20 : x
  2. Step 2: Convert to fraction form
    295,740,616.16/408,094,661.79 = 163,578,768.20/x
  3. Step 3: Cross multiply
    295,740,616.16x = 408,094,661.79 × 163,578,768.20
  4. Step 4: Simplify right side
    295,740,616.16x = 66,755,622,082,563,336
  5. Step 5: Solve for x
    x = 66,755,622,082,563,336/295,740,616.16
  6. Step 6: Final answer
    x = 225,723,551.10

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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.