Home / 1,405,936,509.70-2,108,904,764.56-1,405,936,509.70

Finding the Fourth Proportional to 1,405,936,509.70, 2,108,904,764.56 and 1,405,936,509.70

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Solution

The fourth proportional to 1,405,936,509.70, 2,108,904,764.56 and 1,405,936,509.70 is: 2,108,904,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,936,509.70 : 2,108,904,764.56 = 1,405,936,509.70 : x
  2. Step 2: Convert to fraction form
    1,405,936,509.70/2,108,904,764.56 = 1,405,936,509.70/x
  3. Step 3: Cross multiply
    1,405,936,509.70x = 2,108,904,764.56 × 1,405,936,509.70
  4. Step 4: Simplify right side
    1,405,936,509.70x = 2,964,986,203,975,186,432
  5. Step 5: Solve for x
    x = 2,964,986,203,975,186,432/1,405,936,509.70
  6. Step 6: Final answer
    x = 2,108,904,764.56

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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.