Home / 766,040,402.96-1,149,222,005.04-248,430,482.96

Finding the Fourth Proportional to 766,040,402.96, 1,149,222,005.04 and 248,430,482.96

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Solution

The fourth proportional to 766,040,402.96, 1,149,222,005.04 and 248,430,482.96 is: 372,698,067.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,040,402.96 : 1,149,222,005.04 = 248,430,482.96 : x
  2. Step 2: Convert to fraction form
    766,040,402.96/1,149,222,005.04 = 248,430,482.96/x
  3. Step 3: Cross multiply
    766,040,402.96x = 1,149,222,005.04 × 248,430,482.96
  4. Step 4: Simplify right side
    766,040,402.96x = 285,501,777,740,346,752
  5. Step 5: Solve for x
    x = 285,501,777,740,346,752/766,040,402.96
  6. Step 6: Final answer
    x = 372,698,067.41

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1.5x scale

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.