Home / 115,826,924.64-159,802,267.26-65,584,278

Finding the Fourth Proportional to 115,826,924.64, 159,802,267.26 and 65,584,278

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Solution

The fourth proportional to 115,826,924.64, 159,802,267.26 and 65,584,278 is: 90,484,283.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,826,924.64 : 159,802,267.26 = 65,584,278 : x
  2. Step 2: Convert to fraction form
    115,826,924.64/159,802,267.26 = 65,584,278/x
  3. Step 3: Cross multiply
    115,826,924.64x = 159,802,267.26 × 65,584,278
  4. Step 4: Simplify right side
    115,826,924.64x = 10,480,516,321,010,138
  5. Step 5: Solve for x
    x = 10,480,516,321,010,138/115,826,924.64
  6. Step 6: Final answer
    x = 90,484,283.80

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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.