Home / 1,631,523,771.32-2,251,503,128.40-888,967,834.04

Finding the Fourth Proportional to 1,631,523,771.32, 2,251,503,128.40 and 888,967,834.04

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Solution

The fourth proportional to 1,631,523,771.32, 2,251,503,128.40 and 888,967,834.04 is: 1,226,775,787.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,523,771.32 : 2,251,503,128.40 = 888,967,834.04 : x
  2. Step 2: Convert to fraction form
    1,631,523,771.32/2,251,503,128.40 = 888,967,834.04/x
  3. Step 3: Cross multiply
    1,631,523,771.32x = 2,251,503,128.40 × 888,967,834.04
  4. Step 4: Simplify right side
    1,631,523,771.32x = 2,001,513,859,388,032,000
  5. Step 5: Solve for x
    x = 2,001,513,859,388,032,000/1,631,523,771.32
  6. Step 6: Final answer
    x = 1,226,775,787.50

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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.