Home / 2,551,900,531.20-3,827,850,796.80-915,912,556.80

Finding the Fourth Proportional to 2,551,900,531.20, 3,827,850,796.80 and 915,912,556.80

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Solution

The fourth proportional to 2,551,900,531.20, 3,827,850,796.80 and 915,912,556.80 is: 1,373,868,835.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,900,531.20 : 3,827,850,796.80 = 915,912,556.80 : x
  2. Step 2: Convert to fraction form
    2,551,900,531.20/3,827,850,796.80 = 915,912,556.80/x
  3. Step 3: Cross multiply
    2,551,900,531.20x = 3,827,850,796.80 × 915,912,556.80
  4. Step 4: Simplify right side
    2,551,900,531.20x = 3,505,976,610,346,005,504
  5. Step 5: Solve for x
    x = 3,505,976,610,346,005,504/2,551,900,531.20
  6. Step 6: Final answer
    x = 1,373,868,835.20

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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.