Home / 166,089,102.40-249,133,653.60-101,519,020.90

Finding the Fourth Proportional to 166,089,102.40, 249,133,653.60 and 101,519,020.90

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Solution

The fourth proportional to 166,089,102.40, 249,133,653.60 and 101,519,020.90 is: 152,278,531.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,089,102.40 : 249,133,653.60 = 101,519,020.90 : x
  2. Step 2: Convert to fraction form
    166,089,102.40/249,133,653.60 = 101,519,020.90/x
  3. Step 3: Cross multiply
    166,089,102.40x = 249,133,653.60 × 101,519,020.90
  4. Step 4: Simplify right side
    166,089,102.40x = 25,291,804,586,711,760
  5. Step 5: Solve for x
    x = 25,291,804,586,711,760/166,089,102.40
  6. Step 6: Final answer
    x = 152,278,531.35

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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.