Home / 201,204,981.40-301,435,463.40-114,686,386.60

Finding the Fourth Proportional to 201,204,981.40, 301,435,463.40 and 114,686,386.60

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Solution

The fourth proportional to 201,204,981.40, 301,435,463.40 and 114,686,386.60 is: 171,817,535.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,981.40 : 301,435,463.40 = 114,686,386.60 : x
  2. Step 2: Convert to fraction form
    201,204,981.40/301,435,463.40 = 114,686,386.60/x
  3. Step 3: Cross multiply
    201,204,981.40x = 301,435,463.40 × 114,686,386.60
  4. Step 4: Simplify right side
    201,204,981.40x = 34,570,544,090,442,544
  5. Step 5: Solve for x
    x = 34,570,544,090,442,544/201,204,981.40
  6. Step 6: Final answer
    x = 171,817,535.78

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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.