Home / 2,425,141,985.40-3,637,712,978.10-2,180,253,972.60

Finding the Fourth Proportional to 2,425,141,985.40, 3,637,712,978.10 and 2,180,253,972.60

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Solution

The fourth proportional to 2,425,141,985.40, 3,637,712,978.10 and 2,180,253,972.60 is: 3,270,380,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,141,985.40 : 3,637,712,978.10 = 2,180,253,972.60 : x
  2. Step 2: Convert to fraction form
    2,425,141,985.40/3,637,712,978.10 = 2,180,253,972.60/x
  3. Step 3: Cross multiply
    2,425,141,985.40x = 3,637,712,978.10 × 2,180,253,972.60
  4. Step 4: Simplify right side
    2,425,141,985.40x = 7,931,138,171,681,100,800
  5. Step 5: Solve for x
    x = 7,931,138,171,681,100,800/2,425,141,985.40
  6. Step 6: Final answer
    x = 3,270,380,958.90

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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.