Home / 856,683,268.85-1,181,787,797.25-559,499,468.74

Finding the Fourth Proportional to 856,683,268.85, 1,181,787,797.25 and 559,499,468.74

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Solution

The fourth proportional to 856,683,268.85, 1,181,787,797.25 and 559,499,468.74 is: 771,825,094.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,683,268.85 : 1,181,787,797.25 = 559,499,468.74 : x
  2. Step 2: Convert to fraction form
    856,683,268.85/1,181,787,797.25 = 559,499,468.74/x
  3. Step 3: Cross multiply
    856,683,268.85x = 1,181,787,797.25 × 559,499,468.74
  4. Step 4: Simplify right side
    856,683,268.85x = 661,209,644,724,789,888
  5. Step 5: Solve for x
    x = 661,209,644,724,789,888/856,683,268.85
  6. Step 6: Final answer
    x = 771,825,094.25

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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.