Home / 236,333,902.40-354,248,911.20-90,711,195.20

Finding the Fourth Proportional to 236,333,902.40, 354,248,911.20 and 90,711,195.20

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Solution

The fourth proportional to 236,333,902.40, 354,248,911.20 and 90,711,195.20 is: 135,970,090.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,333,902.40 : 354,248,911.20 = 90,711,195.20 : x
  2. Step 2: Convert to fraction form
    236,333,902.40/354,248,911.20 = 90,711,195.20/x
  3. Step 3: Cross multiply
    236,333,902.40x = 354,248,911.20 × 90,711,195.20
  4. Step 4: Simplify right side
    236,333,902.40x = 32,134,342,133,250,668
  5. Step 5: Solve for x
    x = 32,134,342,133,250,668/236,333,902.40
  6. Step 6: Final answer
    x = 135,970,090.65

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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.