Home / 211,861,069.28-317,797,567.12-58,507,126.40

Finding the Fourth Proportional to 211,861,069.28, 317,797,567.12 and 58,507,126.40

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Solution

The fourth proportional to 211,861,069.28, 317,797,567.12 and 58,507,126.40 is: 87,762,336.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,861,069.28 : 317,797,567.12 = 58,507,126.40 : x
  2. Step 2: Convert to fraction form
    211,861,069.28/317,797,567.12 = 58,507,126.40/x
  3. Step 3: Cross multiply
    211,861,069.28x = 317,797,567.12 × 58,507,126.40
  4. Step 4: Simplify right side
    211,861,069.28x = 18,593,422,429,102,324
  5. Step 5: Solve for x
    x = 18,593,422,429,102,324/211,861,069.28
  6. Step 6: Final answer
    x = 87,762,336.39

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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.