Home / 177,479,942.40-266,219,913.60-147,620,102.40

Finding the Fourth Proportional to 177,479,942.40, 266,219,913.60 and 147,620,102.40

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Solution

The fourth proportional to 177,479,942.40, 266,219,913.60 and 147,620,102.40 is: 221,430,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,479,942.40 : 266,219,913.60 = 147,620,102.40 : x
  2. Step 2: Convert to fraction form
    177,479,942.40/266,219,913.60 = 147,620,102.40/x
  3. Step 3: Cross multiply
    177,479,942.40x = 266,219,913.60 × 147,620,102.40
  4. Step 4: Simplify right side
    177,479,942.40x = 39,299,410,906,551,152
  5. Step 5: Solve for x
    x = 39,299,410,906,551,152/177,479,942.40
  6. Step 6: Final answer
    x = 221,430,153.60

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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.