Home / 890,379,148.98-1,335,568,765.01-609,983,570.07

Finding the Fourth Proportional to 890,379,148.98, 1,335,568,765.01 and 609,983,570.07

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Solution

The fourth proportional to 890,379,148.98, 1,335,568,765.01 and 609,983,570.07 is: 914,975,383.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,379,148.98 : 1,335,568,765.01 = 609,983,570.07 : x
  2. Step 2: Convert to fraction form
    890,379,148.98/1,335,568,765.01 = 609,983,570.07/x
  3. Step 3: Cross multiply
    890,379,148.98x = 1,335,568,765.01 × 609,983,570.07
  4. Step 4: Simplify right side
    890,379,148.98x = 814,675,003,354,780,800
  5. Step 5: Solve for x
    x = 814,675,003,354,780,800/890,379,148.98
  6. Step 6: Final answer
    x = 914,975,383.56

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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.