Home / 5,214,492,025.60-7,821,738,038.40-3,561,497,939.20

Finding the Fourth Proportional to 5,214,492,025.60, 7,821,738,038.40 and 3,561,497,939.20

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Solution

The fourth proportional to 5,214,492,025.60, 7,821,738,038.40 and 3,561,497,939.20 is: 5,342,246,908.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,492,025.60 : 7,821,738,038.40 = 3,561,497,939.20 : x
  2. Step 2: Convert to fraction form
    5,214,492,025.60/7,821,738,038.40 = 3,561,497,939.20/x
  3. Step 3: Cross multiply
    5,214,492,025.60x = 7,821,738,038.40 × 3,561,497,939.20
  4. Step 4: Simplify right side
    5,214,492,025.60x = 27,857,103,904,723,849,216
  5. Step 5: Solve for x
    x = 27,857,103,904,723,849,216/5,214,492,025.60
  6. Step 6: Final answer
    x = 5,342,246,908.80

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1.5x scale

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.