Home / 222,742,684.08-307,380,280.28-123,617,674.53

Finding the Fourth Proportional to 222,742,684.08, 307,380,280.28 and 123,617,674.53

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Solution

The fourth proportional to 222,742,684.08, 307,380,280.28 and 123,617,674.53 is: 170,589,824.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,742,684.08 : 307,380,280.28 = 123,617,674.53 : x
  2. Step 2: Convert to fraction form
    222,742,684.08/307,380,280.28 = 123,617,674.53/x
  3. Step 3: Cross multiply
    222,742,684.08x = 307,380,280.28 × 123,617,674.53
  4. Step 4: Simplify right side
    222,742,684.08x = 37,997,635,443,975,128
  5. Step 5: Solve for x
    x = 37,997,635,443,975,128/222,742,684.08
  6. Step 6: Final answer
    x = 170,589,824.76

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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.