Home / 522,022,966.47-783,408,454.38-190,029,282.64

Finding the Fourth Proportional to 522,022,966.47, 783,408,454.38 and 190,029,282.64

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Solution

The fourth proportional to 522,022,966.47, 783,408,454.38 and 190,029,282.64 is: 285,180,070.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,022,966.47 : 783,408,454.38 = 190,029,282.64 : x
  2. Step 2: Convert to fraction form
    522,022,966.47/783,408,454.38 = 190,029,282.64/x
  3. Step 3: Cross multiply
    522,022,966.47x = 783,408,454.38 × 190,029,282.64
  4. Step 4: Simplify right side
    522,022,966.47x = 148,870,546,599,942,560
  5. Step 5: Solve for x
    x = 148,870,546,599,942,560/522,022,966.47
  6. Step 6: Final answer
    x = 285,180,070.92

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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.