Home / 25,509,898,247.70-38,264,847,371.55-6,879,277,398.90

Finding the Fourth Proportional to 25,509,898,247.70, 38,264,847,371.55 and 6,879,277,398.90

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Solution

The fourth proportional to 25,509,898,247.70, 38,264,847,371.55 and 6,879,277,398.90 is: 10,318,916,098.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,509,898,247.70 : 38,264,847,371.55 = 6,879,277,398.90 : x
  2. Step 2: Convert to fraction form
    25,509,898,247.70/38,264,847,371.55 = 6,879,277,398.90/x
  3. Step 3: Cross multiply
    25,509,898,247.70x = 38,264,847,371.55 × 6,879,277,398.90
  4. Step 4: Simplify right side
    25,509,898,247.70x = 263,234,499,695,461,990,400
  5. Step 5: Solve for x
    x = 263,234,499,695,461,990,400/25,509,898,247.70
  6. Step 6: Final answer
    x = 10,318,916,098.35

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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.