Home / 144,820,814.45-199,859,904.29-89,834,385.65

Finding the Fourth Proportional to 144,820,814.45, 199,859,904.29 and 89,834,385.65

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Solution

The fourth proportional to 144,820,814.45, 199,859,904.29 and 89,834,385.65 is: 123,975,906.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,820,814.45 : 199,859,904.29 = 89,834,385.65 : x
  2. Step 2: Convert to fraction form
    144,820,814.45/199,859,904.29 = 89,834,385.65/x
  3. Step 3: Cross multiply
    144,820,814.45x = 199,859,904.29 × 89,834,385.65
  4. Step 4: Simplify right side
    144,820,814.45x = 17,954,291,717,185,234
  5. Step 5: Solve for x
    x = 17,954,291,717,185,234/144,820,814.45
  6. Step 6: Final answer
    x = 123,975,906.27

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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.