Home / 193,179,912.12-266,564,066.22-130,592,187.60

Finding the Fourth Proportional to 193,179,912.12, 266,564,066.22 and 130,592,187.60

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Solution

The fourth proportional to 193,179,912.12, 266,564,066.22 and 130,592,187.60 is: 180,200,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,179,912.12 : 266,564,066.22 = 130,592,187.60 : x
  2. Step 2: Convert to fraction form
    193,179,912.12/266,564,066.22 = 130,592,187.60/x
  3. Step 3: Cross multiply
    193,179,912.12x = 266,564,066.22 × 130,592,187.60
  4. Step 4: Simplify right side
    193,179,912.12x = 34,811,184,543,221,060
  5. Step 5: Solve for x
    x = 34,811,184,543,221,060/193,179,912.12
  6. Step 6: Final answer
    x = 180,200,850.91

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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.