Home / 1,177,181,677.08-1,624,584,092.58-648,545,553.78

Finding the Fourth Proportional to 1,177,181,677.08, 1,624,584,092.58 and 648,545,553.78

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Solution

The fourth proportional to 1,177,181,677.08, 1,624,584,092.58 and 648,545,553.78 is: 895,033,290.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,181,677.08 : 1,624,584,092.58 = 648,545,553.78 : x
  2. Step 2: Convert to fraction form
    1,177,181,677.08/1,624,584,092.58 = 648,545,553.78/x
  3. Step 3: Cross multiply
    1,177,181,677.08x = 1,624,584,092.58 × 648,545,553.78
  4. Step 4: Simplify right side
    1,177,181,677.08x = 1,053,616,789,984,474,752
  5. Step 5: Solve for x
    x = 1,053,616,789,984,474,752/1,177,181,677.08
  6. Step 6: Final answer
    x = 895,033,290.53

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Double scale
Find fourth proportional to 1,177,181,678.08, 1,624,584,093.96 and 648,545,554.78
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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.