Home / 569,089,923.02-785,103,613.34-380,978,823.31

Finding the Fourth Proportional to 569,089,923.02, 785,103,613.34 and 380,978,823.31

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Solution

The fourth proportional to 569,089,923.02, 785,103,613.34 and 380,978,823.31 is: 525,589,785.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,089,923.02 : 785,103,613.34 = 380,978,823.31 : x
  2. Step 2: Convert to fraction form
    569,089,923.02/785,103,613.34 = 380,978,823.31/x
  3. Step 3: Cross multiply
    569,089,923.02x = 785,103,613.34 × 380,978,823.31
  4. Step 4: Simplify right side
    569,089,923.02x = 299,107,850,780,872,000
  5. Step 5: Solve for x
    x = 299,107,850,780,872,000/569,089,923.02
  6. Step 6: Final answer
    x = 525,589,785.87

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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.