Home / 2,551,900,532.70-3,827,850,799.05-915,912,558.30

Finding the Fourth Proportional to 2,551,900,532.70, 3,827,850,799.05 and 915,912,558.30

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Solution

The fourth proportional to 2,551,900,532.70, 3,827,850,799.05 and 915,912,558.30 is: 1,373,868,837.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,900,532.70 : 3,827,850,799.05 = 915,912,558.30 : x
  2. Step 2: Convert to fraction form
    2,551,900,532.70/3,827,850,799.05 = 915,912,558.30/x
  3. Step 3: Cross multiply
    2,551,900,532.70x = 3,827,850,799.05 × 915,912,558.30
  4. Step 4: Simplify right side
    2,551,900,532.70x = 3,505,976,618,148,584,448
  5. Step 5: Solve for x
    x = 3,505,976,618,148,584,448/2,551,900,532.70
  6. Step 6: Final answer
    x = 1,373,868,837.45

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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.