Home / 1,056,237,733.60-1,584,348,727.20-319,306,213.60

Finding the Fourth Proportional to 1,056,237,733.60, 1,584,348,727.20 and 319,306,213.60

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Solution

The fourth proportional to 1,056,237,733.60, 1,584,348,727.20 and 319,306,213.60 is: 478,956,940.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,237,733.60 : 1,584,348,727.20 = 319,306,213.60 : x
  2. Step 2: Convert to fraction form
    1,056,237,733.60/1,584,348,727.20 = 319,306,213.60/x
  3. Step 3: Cross multiply
    1,056,237,733.60x = 1,584,348,727.20 × 319,306,213.60
  4. Step 4: Simplify right side
    1,056,237,733.60x = 505,892,393,104,211,392
  5. Step 5: Solve for x
    x = 505,892,393,104,211,392/1,056,237,733.60
  6. Step 6: Final answer
    x = 478,956,940.29

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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.