Home / 1,108,894,051.96-1,530,285,884.94-613,865,027.32

Finding the Fourth Proportional to 1,108,894,051.96, 1,530,285,884.94 and 613,865,027.32

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Solution

The fourth proportional to 1,108,894,051.96, 1,530,285,884.94 and 613,865,027.32 is: 847,140,432.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,894,051.96 : 1,530,285,884.94 = 613,865,027.32 : x
  2. Step 2: Convert to fraction form
    1,108,894,051.96/1,530,285,884.94 = 613,865,027.32/x
  3. Step 3: Cross multiply
    1,108,894,051.96x = 1,530,285,884.94 × 613,865,027.32
  4. Step 4: Simplify right side
    1,108,894,051.96x = 939,388,986,566,103,552
  5. Step 5: Solve for x
    x = 939,388,986,566,103,552/1,108,894,051.96
  6. Step 6: Final answer
    x = 847,140,432.31

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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.