Home / 2,516,912,929.31-3,775,520,725.83-770,130,799.52

Finding the Fourth Proportional to 2,516,912,929.31, 3,775,520,725.83 and 770,130,799.52

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Solution

The fourth proportional to 2,516,912,929.31, 3,775,520,725.83 and 770,130,799.52 is: 1,155,242,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516,912,929.31 : 3,775,520,725.83 = 770,130,799.52 : x
  2. Step 2: Convert to fraction form
    2,516,912,929.31/3,775,520,725.83 = 770,130,799.52/x
  3. Step 3: Cross multiply
    2,516,912,929.31x = 3,775,520,725.83 × 770,130,799.52
  4. Step 4: Simplify right side
    2,516,912,929.31x = 2,907,644,795,168,910,848
  5. Step 5: Solve for x
    x = 2,907,644,795,168,910,848/2,516,912,929.31
  6. Step 6: Final answer
    x = 1,155,242,504.15

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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.