Home / 201,007,097.70-301,510,646.55-64,692,481.20

Finding the Fourth Proportional to 201,007,097.70, 301,510,646.55 and 64,692,481.20

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Solution

The fourth proportional to 201,007,097.70, 301,510,646.55 and 64,692,481.20 is: 97,038,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,007,097.70 : 301,510,646.55 = 64,692,481.20 : x
  2. Step 2: Convert to fraction form
    201,007,097.70/301,510,646.55 = 64,692,481.20/x
  3. Step 3: Cross multiply
    201,007,097.70x = 301,510,646.55 × 64,692,481.20
  4. Step 4: Simplify right side
    201,007,097.70x = 19,505,471,833,535,720
  5. Step 5: Solve for x
    x = 19,505,471,833,535,720/201,007,097.70
  6. Step 6: Final answer
    x = 97,038,721.80

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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.