Home / 123,385,114.94-183,974,576.72-119,995,185.68

Finding the Fourth Proportional to 123,385,114.94, 183,974,576.72 and 119,995,185.68

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Solution

The fourth proportional to 123,385,114.94, 183,974,576.72 and 119,995,185.68 is: 178,919,989.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,385,114.94 : 183,974,576.72 = 119,995,185.68 : x
  2. Step 2: Convert to fraction form
    123,385,114.94/183,974,576.72 = 119,995,185.68/x
  3. Step 3: Cross multiply
    123,385,114.94x = 183,974,576.72 × 119,995,185.68
  4. Step 4: Simplify right side
    123,385,114.94x = 22,076,063,493,915,808
  5. Step 5: Solve for x
    x = 22,076,063,493,915,808/123,385,114.94
  6. Step 6: Final answer
    x = 178,919,989.70

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.