Home / 3,453,913,989.65-4,766,401,183.56-1,868,005,909.55

Finding the Fourth Proportional to 3,453,913,989.65, 4,766,401,183.56 and 1,868,005,909.55

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Solution

The fourth proportional to 3,453,913,989.65, 4,766,401,183.56 and 1,868,005,909.55 is: 2,577,848,089.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453,913,989.65 : 4,766,401,183.56 = 1,868,005,909.55 : x
  2. Step 2: Convert to fraction form
    3,453,913,989.65/4,766,401,183.56 = 1,868,005,909.55/x
  3. Step 3: Cross multiply
    3,453,913,989.65x = 4,766,401,183.56 × 1,868,005,909.55
  4. Step 4: Simplify right side
    3,453,913,989.65x = 8,903,665,578,181,012,480
  5. Step 5: Solve for x
    x = 8,903,665,578,181,012,480/3,453,913,989.65
  6. Step 6: Final answer
    x = 2,577,848,089.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.