Home / 200,016,107.40-300,040,749.90-63,697,643.40

Finding the Fourth Proportional to 200,016,107.40, 300,040,749.90 and 63,697,643.40

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Solution

The fourth proportional to 200,016,107.40, 300,040,749.90 and 63,697,643.40 is: 95,551,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,016,107.40 : 300,040,749.90 = 63,697,643.40 : x
  2. Step 2: Convert to fraction form
    200,016,107.40/300,040,749.90 = 63,697,643.40/x
  3. Step 3: Cross multiply
    200,016,107.40x = 300,040,749.90 × 63,697,643.40
  4. Step 4: Simplify right side
    200,016,107.40x = 19,111,888,692,598,784
  5. Step 5: Solve for x
    x = 19,111,888,692,598,784/200,016,107.40
  6. Step 6: Final answer
    x = 95,551,748.01

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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.