Home / 109,921,210.45-164,887,118.26-36,143,356.96

Finding the Fourth Proportional to 109,921,210.45, 164,887,118.26 and 36,143,356.96

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Solution

The fourth proportional to 109,921,210.45, 164,887,118.26 and 36,143,356.96 is: 54,216,778.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,921,210.45 : 164,887,118.26 = 36,143,356.96 : x
  2. Step 2: Convert to fraction form
    109,921,210.45/164,887,118.26 = 36,143,356.96/x
  3. Step 3: Cross multiply
    109,921,210.45x = 164,887,118.26 × 36,143,356.96
  4. Step 4: Simplify right side
    109,921,210.45x = 5,959,573,973,492,664
  5. Step 5: Solve for x
    x = 5,959,573,973,492,664/109,921,210.45
  6. Step 6: Final answer
    x = 54,216,778.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.