Home / 166,098,374.70-249,072,912.45-63,828,422.70

Finding the Fourth Proportional to 166,098,374.70, 249,072,912.45 and 63,828,422.70

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Solution

The fourth proportional to 166,098,374.70, 249,072,912.45 and 63,828,422.70 is: 95,713,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,098,374.70 : 249,072,912.45 = 63,828,422.70 : x
  2. Step 2: Convert to fraction form
    166,098,374.70/249,072,912.45 = 63,828,422.70/x
  3. Step 3: Cross multiply
    166,098,374.70x = 249,072,912.45 × 63,828,422.70
  4. Step 4: Simplify right side
    166,098,374.70x = 15,897,931,138,978,692
  5. Step 5: Solve for x
    x = 15,897,931,138,978,692/166,098,374.70
  6. Step 6: Final answer
    x = 95,713,947.64

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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.