Home / 211,577,250.40-317,365,875.60-196,271,749.60

Finding the Fourth Proportional to 211,577,250.40, 317,365,875.60 and 196,271,749.60

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Solution

The fourth proportional to 211,577,250.40, 317,365,875.60 and 196,271,749.60 is: 294,407,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,577,250.40 : 317,365,875.60 = 196,271,749.60 : x
  2. Step 2: Convert to fraction form
    211,577,250.40/317,365,875.60 = 196,271,749.60/x
  3. Step 3: Cross multiply
    211,577,250.40x = 317,365,875.60 × 196,271,749.60
  4. Step 4: Simplify right side
    211,577,250.40x = 62,289,955,667,347,952
  5. Step 5: Solve for x
    x = 62,289,955,667,347,952/211,577,250.40
  6. Step 6: Final answer
    x = 294,407,624.40

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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.