Home / 580,628,297.60-872,240,059.20-485,076,809.60

Finding the Fourth Proportional to 580,628,297.60, 872,240,059.20 and 485,076,809.60

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Solution

The fourth proportional to 580,628,297.60, 872,240,059.20 and 485,076,809.60 is: 728,699,284.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,628,297.60 : 872,240,059.20 = 485,076,809.60 : x
  2. Step 2: Convert to fraction form
    580,628,297.60/872,240,059.20 = 485,076,809.60/x
  3. Step 3: Cross multiply
    580,628,297.60x = 872,240,059.20 × 485,076,809.60
  4. Step 4: Simplify right side
    580,628,297.60x = 423,103,425,122,051,200
  5. Step 5: Solve for x
    x = 423,103,425,122,051,200/580,628,297.60
  6. Step 6: Final answer
    x = 728,699,284.67

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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.