Home / 239,295,280.90-358,942,921.35-204,857,904.10

Finding the Fourth Proportional to 239,295,280.90, 358,942,921.35 and 204,857,904.10

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Solution

The fourth proportional to 239,295,280.90, 358,942,921.35 and 204,857,904.10 is: 307,286,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,295,280.90 : 358,942,921.35 = 204,857,904.10 : x
  2. Step 2: Convert to fraction form
    239,295,280.90/358,942,921.35 = 204,857,904.10/x
  3. Step 3: Cross multiply
    239,295,280.90x = 358,942,921.35 × 204,857,904.10
  4. Step 4: Simplify right side
    239,295,280.90x = 73,532,294,559,292,144
  5. Step 5: Solve for x
    x = 73,532,294,559,292,144/239,295,280.90
  6. Step 6: Final answer
    x = 307,286,856.15

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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.