Home / 254,641,086,847.24-351,405,792,337.53-138,900,368,750.61

Finding the Fourth Proportional to 254,641,086,847.24, 351,405,792,337.53 and 138,900,368,750.61

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Solution

The fourth proportional to 254,641,086,847.24, 351,405,792,337.53 and 138,900,368,750.61 is: 191,683,104,801.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,641,086,847.24 : 351,405,792,337.53 = 138,900,368,750.61 : x
  2. Step 2: Convert to fraction form
    254,641,086,847.24/351,405,792,337.53 = 138,900,368,750.61/x
  3. Step 3: Cross multiply
    254,641,086,847.24x = 351,405,792,337.53 × 138,900,368,750.61
  4. Step 4: Simplify right side
    254,641,086,847.24x = 48,810,394,136,783,200,714,752
  5. Step 5: Solve for x
    x = 48,810,394,136,783,200,714,752/254,641,086,847.24
  6. Step 6: Final answer
    x = 191,683,104,801.01

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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.