Home / 1,995,073,942.10-2,992,610,913.15-1,260,409,903.70

Finding the Fourth Proportional to 1,995,073,942.10, 2,992,610,913.15 and 1,260,409,903.70

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Solution

The fourth proportional to 1,995,073,942.10, 2,992,610,913.15 and 1,260,409,903.70 is: 1,890,614,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,073,942.10 : 2,992,610,913.15 = 1,260,409,903.70 : x
  2. Step 2: Convert to fraction form
    1,995,073,942.10/2,992,610,913.15 = 1,260,409,903.70/x
  3. Step 3: Cross multiply
    1,995,073,942.10x = 2,992,610,913.15 × 1,260,409,903.70
  4. Step 4: Simplify right side
    1,995,073,942.10x = 3,771,916,432,854,960,640
  5. Step 5: Solve for x
    x = 3,771,916,432,854,960,640/1,995,073,942.10
  6. Step 6: Final answer
    x = 1,890,614,855.55

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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.