Home / 193,274,395.72-266,716,424.06-105,166,875.37

Finding the Fourth Proportional to 193,274,395.72, 266,716,424.06 and 105,166,875.37

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Solution

The fourth proportional to 193,274,395.72, 266,716,424.06 and 105,166,875.37 is: 145,129,068.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,274,395.72 : 266,716,424.06 = 105,166,875.37 : x
  2. Step 2: Convert to fraction form
    193,274,395.72/266,716,424.06 = 105,166,875.37/x
  3. Step 3: Cross multiply
    193,274,395.72x = 266,716,424.06 × 105,166,875.37
  4. Step 4: Simplify right side
    193,274,395.72x = 28,049,732,926,916,508
  5. Step 5: Solve for x
    x = 28,049,732,926,916,508/193,274,395.72
  6. Step 6: Final answer
    x = 145,129,068.04

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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.