Home / 236,196,019.40-354,294,029.10-221,835,302.60

Finding the Fourth Proportional to 236,196,019.40, 354,294,029.10 and 221,835,302.60

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Solution

The fourth proportional to 236,196,019.40, 354,294,029.10 and 221,835,302.60 is: 332,752,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,019.40 : 354,294,029.10 = 221,835,302.60 : x
  2. Step 2: Convert to fraction form
    236,196,019.40/354,294,029.10 = 221,835,302.60/x
  3. Step 3: Cross multiply
    236,196,019.40x = 354,294,029.10 × 221,835,302.60
  4. Step 4: Simplify right side
    236,196,019.40x = 78,594,923,154,771,712
  5. Step 5: Solve for x
    x = 78,594,923,154,771,712/236,196,019.40
  6. Step 6: Final answer
    x = 332,752,953.90

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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.