Home / 3,931,608,752.42-5,897,435,176.42-1,311,405,664.14

Finding the Fourth Proportional to 3,931,608,752.42, 5,897,435,176.42 and 1,311,405,664.14

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Solution

The fourth proportional to 3,931,608,752.42, 5,897,435,176.42 and 1,311,405,664.14 is: 1,967,115,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,608,752.42 : 5,897,435,176.42 = 1,311,405,664.14 : x
  2. Step 2: Convert to fraction form
    3,931,608,752.42/5,897,435,176.42 = 1,311,405,664.14/x
  3. Step 3: Cross multiply
    3,931,608,752.42x = 5,897,435,176.42 × 1,311,405,664.14
  4. Step 4: Simplify right side
    3,931,608,752.42x = 7,733,929,894,252,389,376
  5. Step 5: Solve for x
    x = 7,733,929,894,252,389,376/3,931,608,752.42
  6. Step 6: Final answer
    x = 1,967,115,850.35

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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.