Home / 201,007,072.95-301,510,609.43-64,692,456.45

Finding the Fourth Proportional to 201,007,072.95, 301,510,609.43 and 64,692,456.45

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Solution

The fourth proportional to 201,007,072.95, 301,510,609.43 and 64,692,456.45 is: 97,038,684.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,007,072.95 : 301,510,609.43 = 64,692,456.45 : x
  2. Step 2: Convert to fraction form
    201,007,072.95/301,510,609.43 = 64,692,456.45/x
  3. Step 3: Cross multiply
    201,007,072.95x = 301,510,609.43 × 64,692,456.45
  4. Step 4: Simplify right side
    201,007,072.95x = 19,505,461,969,439,772
  5. Step 5: Solve for x
    x = 19,505,461,969,439,772/201,007,072.95
  6. Step 6: Final answer
    x = 97,038,684.68

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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.