Home / 1,369,656,901.13-2,054,053,783.69-449,318,778.89

Finding the Fourth Proportional to 1,369,656,901.13, 2,054,053,783.69 and 449,318,778.89

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Solution

The fourth proportional to 1,369,656,901.13, 2,054,053,783.69 and 449,318,778.89 is: 673,836,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,656,901.13 : 2,054,053,783.69 = 449,318,778.89 : x
  2. Step 2: Convert to fraction form
    1,369,656,901.13/2,054,053,783.69 = 449,318,778.89/x
  3. Step 3: Cross multiply
    1,369,656,901.13x = 2,054,053,783.69 × 449,318,778.89
  4. Step 4: Simplify right side
    1,369,656,901.13x = 922,924,937,850,581,376
  5. Step 5: Solve for x
    x = 922,924,937,850,581,376/1,369,656,901.13
  6. Step 6: Final answer
    x = 673,836,591.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.