Home / 1,869,869,766.72-2,580,401,145.72-1,034,500,315.92

Finding the Fourth Proportional to 1,869,869,766.72, 2,580,401,145.72 and 1,034,500,315.92

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Solution

The fourth proportional to 1,869,869,766.72, 2,580,401,145.72 and 1,034,500,315.92 is: 1,427,599,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,869,766.72 : 2,580,401,145.72 = 1,034,500,315.92 : x
  2. Step 2: Convert to fraction form
    1,869,869,766.72/2,580,401,145.72 = 1,034,500,315.92/x
  3. Step 3: Cross multiply
    1,869,869,766.72x = 2,580,401,145.72 × 1,034,500,315.92
  4. Step 4: Simplify right side
    1,869,869,766.72x = 2,669,425,800,447,669,760
  5. Step 5: Solve for x
    x = 2,669,425,800,447,669,760/1,869,869,766.72
  6. Step 6: Final answer
    x = 1,427,599,851.05

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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.