Home / 3,989,094,232.60-5,983,641,348.90-1,228,364,525.80

Finding the Fourth Proportional to 3,989,094,232.60, 5,983,641,348.90 and 1,228,364,525.80

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Solution

The fourth proportional to 3,989,094,232.60, 5,983,641,348.90 and 1,228,364,525.80 is: 1,842,546,788.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,094,232.60 : 5,983,641,348.90 = 1,228,364,525.80 : x
  2. Step 2: Convert to fraction form
    3,989,094,232.60/5,983,641,348.90 = 1,228,364,525.80/x
  3. Step 3: Cross multiply
    3,989,094,232.60x = 5,983,641,348.90 × 1,228,364,525.80
  4. Step 4: Simplify right side
    3,989,094,232.60x = 7,350,092,768,098,820,096
  5. Step 5: Solve for x
    x = 7,350,092,768,098,820,096/3,989,094,232.60
  6. Step 6: Final answer
    x = 1,842,546,788.70

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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.