Home / 615,188,825.83-848,965,873.05-350,884,200.91

Finding the Fourth Proportional to 615,188,825.83, 848,965,873.05 and 350,884,200.91

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Solution

The fourth proportional to 615,188,825.83, 848,965,873.05 and 350,884,200.91 is: 484,223,216.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,188,825.83 : 848,965,873.05 = 350,884,200.91 : x
  2. Step 2: Convert to fraction form
    615,188,825.83/848,965,873.05 = 350,884,200.91/x
  3. Step 3: Cross multiply
    615,188,825.83x = 848,965,873.05 × 350,884,200.91
  4. Step 4: Simplify right side
    615,188,825.83x = 297,888,711,965,009,792
  5. Step 5: Solve for x
    x = 297,888,711,965,009,792/615,188,825.83
  6. Step 6: Final answer
    x = 484,223,216.45

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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.