Home / 297,872,616.16-411,067,929.21-163,925,943.04

Finding the Fourth Proportional to 297,872,616.16, 411,067,929.21 and 163,925,943.04

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Solution

The fourth proportional to 297,872,616.16, 411,067,929.21 and 163,925,943.04 is: 226,219,847.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,872,616.16 : 411,067,929.21 = 163,925,943.04 : x
  2. Step 2: Convert to fraction form
    297,872,616.16/411,067,929.21 = 163,925,943.04/x
  3. Step 3: Cross multiply
    297,872,616.16x = 411,067,929.21 × 163,925,943.04
  4. Step 4: Simplify right side
    297,872,616.16x = 67,384,697,949,249,208
  5. Step 5: Solve for x
    x = 67,384,697,949,249,208/297,872,616.16
  6. Step 6: Final answer
    x = 226,219,847.99

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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.