Home / 22,387,831,197.28-30,895,218,780.72-12,226,698,172

Finding the Fourth Proportional to 22,387,831,197.28, 30,895,218,780.72 and 12,226,698,172

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Solution

The fourth proportional to 22,387,831,197.28, 30,895,218,780.72 and 12,226,698,172 is: 16,872,849,882.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,387,831,197.28 : 30,895,218,780.72 = 12,226,698,172 : x
  2. Step 2: Convert to fraction form
    22,387,831,197.28/30,895,218,780.72 = 12,226,698,172/x
  3. Step 3: Cross multiply
    22,387,831,197.28x = 30,895,218,780.72 × 12,226,698,172
  4. Step 4: Simplify right side
    22,387,831,197.28x = 377,746,514,989,769,293,824
  5. Step 5: Solve for x
    x = 377,746,514,989,769,293,824/22,387,831,197.28
  6. Step 6: Final answer
    x = 16,872,849,882.65

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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.