Home / 166,735,527.12-230,019,576.07-100,634,895.54

Finding the Fourth Proportional to 166,735,527.12, 230,019,576.07 and 100,634,895.54

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Solution

The fourth proportional to 166,735,527.12, 230,019,576.07 and 100,634,895.54 is: 138,830,616.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,735,527.12 : 230,019,576.07 = 100,634,895.54 : x
  2. Step 2: Convert to fraction form
    166,735,527.12/230,019,576.07 = 100,634,895.54/x
  3. Step 3: Cross multiply
    166,735,527.12x = 230,019,576.07 × 100,634,895.54
  4. Step 4: Simplify right side
    166,735,527.12x = 23,147,996,009,959,536
  5. Step 5: Solve for x
    x = 23,147,996,009,959,536/166,735,527.12
  6. Step 6: Final answer
    x = 138,830,616.42

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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.