Home / 170,615,283,458.75-235,335,694,204.62-109,724,677,609.20

Finding the Fourth Proportional to 170,615,283,458.75, 235,335,694,204.62 and 109,724,677,609.20

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Solution

The fourth proportional to 170,615,283,458.75, 235,335,694,204.62 and 109,724,677,609.20 is: 151,347,128,188.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,615,283,458.75 : 235,335,694,204.62 = 109,724,677,609.20 : x
  2. Step 2: Convert to fraction form
    170,615,283,458.75/235,335,694,204.62 = 109,724,677,609.20/x
  3. Step 3: Cross multiply
    170,615,283,458.75x = 235,335,694,204.62 × 109,724,677,609.20
  4. Step 4: Simplify right side
    170,615,283,458.75x = 25,822,133,176,539,205,861,376
  5. Step 5: Solve for x
    x = 25,822,133,176,539,205,861,376/170,615,283,458.75
  6. Step 6: Final answer
    x = 151,347,128,188.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.