Home / 8,774,174,649.48-12,108,361,015.92-5,015,065,929.84

Finding the Fourth Proportional to 8,774,174,649.48, 12,108,361,015.92 and 5,015,065,929.84

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Solution

The fourth proportional to 8,774,174,649.48, 12,108,361,015.92 and 5,015,065,929.84 is: 6,920,790,982.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,774,174,649.48 : 12,108,361,015.92 = 5,015,065,929.84 : x
  2. Step 2: Convert to fraction form
    8,774,174,649.48/12,108,361,015.92 = 5,015,065,929.84/x
  3. Step 3: Cross multiply
    8,774,174,649.48x = 12,108,361,015.92 × 5,015,065,929.84
  4. Step 4: Simplify right side
    8,774,174,649.48x = 60,724,228,797,143,244,800
  5. Step 5: Solve for x
    x = 60,724,228,797,143,244,800/8,774,174,649.48
  6. Step 6: Final answer
    x = 6,920,790,982.97

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1.5x scale

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.