Home / 104,392,742.24-144,114,346.32-65,256,289.76

Finding the Fourth Proportional to 104,392,742.24, 144,114,346.32 and 65,256,289.76

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Solution

The fourth proportional to 104,392,742.24, 144,114,346.32 and 65,256,289.76 is: 90,086,411.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,392,742.24 : 144,114,346.32 = 65,256,289.76 : x
  2. Step 2: Convert to fraction form
    104,392,742.24/144,114,346.32 = 65,256,289.76/x
  3. Step 3: Cross multiply
    104,392,742.24x = 144,114,346.32 × 65,256,289.76
  4. Step 4: Simplify right side
    104,392,742.24x = 9,404,367,542,030,908
  5. Step 5: Solve for x
    x = 9,404,367,542,030,908/104,392,742.24
  6. Step 6: Final answer
    x = 90,086,411.57

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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.