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Finding the Fourth Proportional to 1,223,654,783.00, 1,834,175,190.42 and 697,891,934.84

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Solution

The fourth proportional to 1,223,654,783.00, 1,834,175,190.42 and 697,891,934.84 is: 1,046,092,484.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,654,783.00 : 1,834,175,190.42 = 697,891,934.84 : x
  2. Step 2: Convert to fraction form
    1,223,654,783.00/1,834,175,190.42 = 697,891,934.84/x
  3. Step 3: Cross multiply
    1,223,654,783.00x = 1,834,175,190.42 × 697,891,934.84
  4. Step 4: Simplify right side
    1,223,654,783.00x = 1,280,056,072,468,568,576
  5. Step 5: Solve for x
    x = 1,280,056,072,468,568,576/1,223,654,783.00
  6. Step 6: Final answer
    x = 1,046,092,484.79

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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.