Home / 1,055,933,020.60-1,584,088,487.70-442,579,247.80

Finding the Fourth Proportional to 1,055,933,020.60, 1,584,088,487.70 and 442,579,247.80

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Solution

The fourth proportional to 1,055,933,020.60, 1,584,088,487.70 and 442,579,247.80 is: 663,948,070.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,933,020.60 : 1,584,088,487.70 = 442,579,247.80 : x
  2. Step 2: Convert to fraction form
    1,055,933,020.60/1,584,088,487.70 = 442,579,247.80/x
  3. Step 3: Cross multiply
    1,055,933,020.60x = 1,584,088,487.70 × 442,579,247.80
  4. Step 4: Simplify right side
    1,055,933,020.60x = 701,084,691,334,905,600
  5. Step 5: Solve for x
    x = 701,084,691,334,905,600/1,055,933,020.60
  6. Step 6: Final answer
    x = 663,948,070.24

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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.