Home / 898,777,029.60-1,348,165,544.40-626,455,288.80

Finding the Fourth Proportional to 898,777,029.60, 1,348,165,544.40 and 626,455,288.80

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Solution

The fourth proportional to 898,777,029.60, 1,348,165,544.40 and 626,455,288.80 is: 939,682,933.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,777,029.60 : 1,348,165,544.40 = 626,455,288.80 : x
  2. Step 2: Convert to fraction form
    898,777,029.60/1,348,165,544.40 = 626,455,288.80/x
  3. Step 3: Cross multiply
    898,777,029.60x = 1,348,165,544.40 × 626,455,288.80
  4. Step 4: Simplify right side
    898,777,029.60x = 844,565,435,467,311,232
  5. Step 5: Solve for x
    x = 844,565,435,467,311,232/898,777,029.60
  6. Step 6: Final answer
    x = 939,682,933.20

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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.