Home / 953,914,963.20-1,430,872,444.80-885,040,209.60

Finding the Fourth Proportional to 953,914,963.20, 1,430,872,444.80 and 885,040,209.60

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Solution

The fourth proportional to 953,914,963.20, 1,430,872,444.80 and 885,040,209.60 is: 1,327,560,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,914,963.20 : 1,430,872,444.80 = 885,040,209.60 : x
  2. Step 2: Convert to fraction form
    953,914,963.20/1,430,872,444.80 = 885,040,209.60/x
  3. Step 3: Cross multiply
    953,914,963.20x = 1,430,872,444.80 × 885,040,209.60
  4. Step 4: Simplify right side
    953,914,963.20x = 1,266,379,648,456,656,384
  5. Step 5: Solve for x
    x = 1,266,379,648,456,656,384/953,914,963.20
  6. Step 6: Final answer
    x = 1,327,560,314.40

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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.