Home / 953,914,965.20-1,430,872,447.80-885,040,211.60

Finding the Fourth Proportional to 953,914,965.20, 1,430,872,447.80 and 885,040,211.60

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Solution

The fourth proportional to 953,914,965.20, 1,430,872,447.80 and 885,040,211.60 is: 1,327,560,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,914,965.20 : 1,430,872,447.80 = 885,040,211.60 : x
  2. Step 2: Convert to fraction form
    953,914,965.20/1,430,872,447.80 = 885,040,211.60/x
  3. Step 3: Cross multiply
    953,914,965.20x = 1,430,872,447.80 × 885,040,211.60
  4. Step 4: Simplify right side
    953,914,965.20x = 1,266,379,653,973,521,920
  5. Step 5: Solve for x
    x = 1,266,379,653,973,521,920/953,914,965.20
  6. Step 6: Final answer
    x = 1,327,560,317.40

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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.