Home / 205,606,302.04-308,410,503-69,292,866.52

Finding the Fourth Proportional to 205,606,302.04, 308,410,503 and 69,292,866.52

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Solution

The fourth proportional to 205,606,302.04, 308,410,503 and 69,292,866.52 is: 103,939,653.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,606,302.04 : 308,410,503 = 69,292,866.52 : x
  2. Step 2: Convert to fraction form
    205,606,302.04/308,410,503 = 69,292,866.52/x
  3. Step 3: Cross multiply
    205,606,302.04x = 308,410,503 × 69,292,866.52
  4. Step 4: Simplify right side
    205,606,302.04x = 21,370,647,817,745,060
  5. Step 5: Solve for x
    x = 21,370,647,817,745,060/205,606,302.04
  6. Step 6: Final answer
    x = 103,939,653.63

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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.