Home / 1,423,482,369.82-2,134,811,209.71-427,463,204.04

Finding the Fourth Proportional to 1,423,482,369.82, 2,134,811,209.71 and 427,463,204.04

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Solution

The fourth proportional to 1,423,482,369.82, 2,134,811,209.71 and 427,463,204.04 is: 641,070,981.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,482,369.82 : 2,134,811,209.71 = 427,463,204.04 : x
  2. Step 2: Convert to fraction form
    1,423,482,369.82/2,134,811,209.71 = 427,463,204.04/x
  3. Step 3: Cross multiply
    1,423,482,369.82x = 2,134,811,209.71 × 427,463,204.04
  4. Step 4: Simplify right side
    1,423,482,369.82x = 912,553,239,724,726,656
  5. Step 5: Solve for x
    x = 912,553,239,724,726,656/1,423,482,369.82
  6. Step 6: Final answer
    x = 641,070,981.33

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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.