Home / 1,188,941,448.32-1,782,705,749.28-452,065,237.44

Finding the Fourth Proportional to 1,188,941,448.32, 1,782,705,749.28 and 452,065,237.44

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Solution

The fourth proportional to 1,188,941,448.32, 1,782,705,749.28 and 452,065,237.44 is: 677,829,256.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,941,448.32 : 1,782,705,749.28 = 452,065,237.44 : x
  2. Step 2: Convert to fraction form
    1,188,941,448.32/1,782,705,749.28 = 452,065,237.44/x
  3. Step 3: Cross multiply
    1,188,941,448.32x = 1,782,705,749.28 × 452,065,237.44
  4. Step 4: Simplify right side
    1,188,941,448.32x = 805,899,297,833,916,288
  5. Step 5: Solve for x
    x = 805,899,297,833,916,288/1,188,941,448.32
  6. Step 6: Final answer
    x = 677,829,256.41

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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.