Home / 236,196,502.40-354,294,753.60-221,835,785.60

Finding the Fourth Proportional to 236,196,502.40, 354,294,753.60 and 221,835,785.60

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Solution

The fourth proportional to 236,196,502.40, 354,294,753.60 and 221,835,785.60 is: 332,753,678.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,502.40 : 354,294,753.60 = 221,835,785.60 : x
  2. Step 2: Convert to fraction form
    236,196,502.40/354,294,753.60 = 221,835,785.60/x
  3. Step 3: Cross multiply
    236,196,502.40x = 354,294,753.60 × 221,835,785.60
  4. Step 4: Simplify right side
    236,196,502.40x = 78,595,254,998,814,432
  5. Step 5: Solve for x
    x = 78,595,254,998,814,432/236,196,502.40
  6. Step 6: Final answer
    x = 332,753,678.40

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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.