Home / 122,561,797.65-183,841,121.80-40,718,309.01

Finding the Fourth Proportional to 122,561,797.65, 183,841,121.80 and 40,718,309.01

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Solution

The fourth proportional to 122,561,797.65, 183,841,121.80 and 40,718,309.01 is: 61,076,940.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,561,797.65 : 183,841,121.80 = 40,718,309.01 : x
  2. Step 2: Convert to fraction form
    122,561,797.65/183,841,121.80 = 40,718,309.01/x
  3. Step 3: Cross multiply
    122,561,797.65x = 183,841,121.80 × 40,718,309.01
  4. Step 4: Simplify right side
    122,561,797.65x = 7,485,699,606,197,448
  5. Step 5: Solve for x
    x = 7,485,699,606,197,448/122,561,797.65
  6. Step 6: Final answer
    x = 61,076,940.37

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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.