Home / 201,007,072.20-301,510,608.30-64,692,455.70

Finding the Fourth Proportional to 201,007,072.20, 301,510,608.30 and 64,692,455.70

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Solution

The fourth proportional to 201,007,072.20, 301,510,608.30 and 64,692,455.70 is: 97,038,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,007,072.20 : 301,510,608.30 = 64,692,455.70 : x
  2. Step 2: Convert to fraction form
    201,007,072.20/301,510,608.30 = 64,692,455.70/x
  3. Step 3: Cross multiply
    201,007,072.20x = 301,510,608.30 × 64,692,455.70
  4. Step 4: Simplify right side
    201,007,072.20x = 19,505,461,670,527,804
  5. Step 5: Solve for x
    x = 19,505,461,670,527,804/201,007,072.20
  6. Step 6: Final answer
    x = 97,038,683.55

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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.