Home / 236,196,216.90-354,294,325.35-212,387,660.10

Finding the Fourth Proportional to 236,196,216.90, 354,294,325.35 and 212,387,660.10

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Solution

The fourth proportional to 236,196,216.90, 354,294,325.35 and 212,387,660.10 is: 318,581,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,216.90 : 354,294,325.35 = 212,387,660.10 : x
  2. Step 2: Convert to fraction form
    236,196,216.90/354,294,325.35 = 212,387,660.10/x
  3. Step 3: Cross multiply
    236,196,216.90x = 354,294,325.35 × 212,387,660.10
  4. Step 4: Simplify right side
    236,196,216.90x = 75,247,742,747,794,624
  5. Step 5: Solve for x
    x = 75,247,742,747,794,624/236,196,216.90
  6. Step 6: Final answer
    x = 318,581,490.15

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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.