Home / 183,972,909.07-253,921,904.09-105,699,621.39

Finding the Fourth Proportional to 183,972,909.07, 253,921,904.09 and 105,699,621.39

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Solution

The fourth proportional to 183,972,909.07, 253,921,904.09 and 105,699,621.39 is: 145,888,050.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,972,909.07 : 253,921,904.09 = 105,699,621.39 : x
  2. Step 2: Convert to fraction form
    183,972,909.07/253,921,904.09 = 105,699,621.39/x
  3. Step 3: Cross multiply
    183,972,909.07x = 253,921,904.09 × 105,699,621.39
  4. Step 4: Simplify right side
    183,972,909.07x = 26,839,449,124,940,892
  5. Step 5: Solve for x
    x = 26,839,449,124,940,892/183,972,909.07
  6. Step 6: Final answer
    x = 145,888,050.91

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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.