Home / 782,921,180.28-1,080,595,625.22-496,627,529.16

Finding the Fourth Proportional to 782,921,180.28, 1,080,595,625.22 and 496,627,529.16

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Solution

The fourth proportional to 782,921,180.28, 1,080,595,625.22 and 496,627,529.16 is: 685,450,271.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,921,180.28 : 1,080,595,625.22 = 496,627,529.16 : x
  2. Step 2: Convert to fraction form
    782,921,180.28/1,080,595,625.22 = 496,627,529.16/x
  3. Step 3: Cross multiply
    782,921,180.28x = 1,080,595,625.22 × 496,627,529.16
  4. Step 4: Simplify right side
    782,921,180.28x = 536,653,535,374,114,048
  5. Step 5: Solve for x
    x = 536,653,535,374,114,048/782,921,180.28
  6. Step 6: Final answer
    x = 685,450,271.23

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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.