Home / 121,008,260.40-167,004,333.27-73,992,890.22

Finding the Fourth Proportional to 121,008,260.40, 167,004,333.27 and 73,992,890.22

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Solution

The fourth proportional to 121,008,260.40, 167,004,333.27 and 73,992,890.22 is: 102,118,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,008,260.40 : 167,004,333.27 = 73,992,890.22 : x
  2. Step 2: Convert to fraction form
    121,008,260.40/167,004,333.27 = 73,992,890.22/x
  3. Step 3: Cross multiply
    121,008,260.40x = 167,004,333.27 × 73,992,890.22
  4. Step 4: Simplify right side
    121,008,260.40x = 12,357,133,297,911,404
  5. Step 5: Solve for x
    x = 12,357,133,297,911,404/121,008,260.40
  6. Step 6: Final answer
    x = 102,118,097.20

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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.