Home / 5,209,889,481,756.40-7,881,840,539,938.20

Finding the Third Proportional to 5,209,889,481,756.40 and 7,881,840,539,938.20

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Solution

The third proportional to 5,209,889,481,756.40 and 7,881,840,539,938.20 is: 11,924,132,078,914.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209,889,481,756.40 : 7,881,840,539,938.20 = 7,881,840,539,938.20 : x
  2. Step 2: Convert to fraction form
    5,209,889,481,756.40/7,881,840,539,938.20 = 7,881,840,539,938.20/x
  3. Step 3: Cross multiply
    5,209,889,481,756.40x = 7,881,840,539,938.20 × 7,881,840,539,938.20
  4. Step 4: Simplify right side
    5,209,889,481,756.40x = 62,123,410,297,013,296,324,149,248
  5. Step 5: Solve for x
    x = 62,123,410,297,013,296,324,149,248/5,209,889,481,756.40
  6. Step 6: Final answer
    x = 11,924,132,078,914.99

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.