Home / 1,680,154,061.40-2,520,231,092.10-1,578,033,408.60

Finding the Fourth Proportional to 1,680,154,061.40, 2,520,231,092.10 and 1,578,033,408.60

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Solution

The fourth proportional to 1,680,154,061.40, 2,520,231,092.10 and 1,578,033,408.60 is: 2,367,050,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,154,061.40 : 2,520,231,092.10 = 1,578,033,408.60 : x
  2. Step 2: Convert to fraction form
    1,680,154,061.40/2,520,231,092.10 = 1,578,033,408.60/x
  3. Step 3: Cross multiply
    1,680,154,061.40x = 2,520,231,092.10 × 1,578,033,408.60
  4. Step 4: Simplify right side
    1,680,154,061.40x = 3,977,008,860,726,263,296
  5. Step 5: Solve for x
    x = 3,977,008,860,726,263,296/1,680,154,061.40
  6. Step 6: Final answer
    x = 2,367,050,112.90

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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.