Home / 1,904,393,999.70-2,856,590,999.55-524,421,494.10

Finding the Fourth Proportional to 1,904,393,999.70, 2,856,590,999.55 and 524,421,494.10

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Solution

The fourth proportional to 1,904,393,999.70, 2,856,590,999.55 and 524,421,494.10 is: 786,632,241.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,393,999.70 : 2,856,590,999.55 = 524,421,494.10 : x
  2. Step 2: Convert to fraction form
    1,904,393,999.70/2,856,590,999.55 = 524,421,494.10/x
  3. Step 3: Cross multiply
    1,904,393,999.70x = 2,856,590,999.55 × 524,421,494.10
  4. Step 4: Simplify right side
    1,904,393,999.70x = 1,498,057,720,016,623,616
  5. Step 5: Solve for x
    x = 1,498,057,720,016,623,616/1,904,393,999.70
  6. Step 6: Final answer
    x = 786,632,241.15

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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.