Home / 566,784,015.20-850,176,022.80-515,723,688.80

Finding the Fourth Proportional to 566,784,015.20, 850,176,022.80 and 515,723,688.80

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Solution

The fourth proportional to 566,784,015.20, 850,176,022.80 and 515,723,688.80 is: 773,585,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,784,015.20 : 850,176,022.80 = 515,723,688.80 : x
  2. Step 2: Convert to fraction form
    566,784,015.20/850,176,022.80 = 515,723,688.80/x
  3. Step 3: Cross multiply
    566,784,015.20x = 850,176,022.80 × 515,723,688.80
  4. Step 4: Simplify right side
    566,784,015.20x = 438,455,914,607,728,896
  5. Step 5: Solve for x
    x = 438,455,914,607,728,896/566,784,015.20
  6. Step 6: Final answer
    x = 773,585,533.20

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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.