Home / 325,163,917.68-487,643,086.44-106,778,258.16

Finding the Fourth Proportional to 325,163,917.68, 487,643,086.44 and 106,778,258.16

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Solution

The fourth proportional to 325,163,917.68, 487,643,086.44 and 106,778,258.16 is: 160,133,632.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,163,917.68 : 487,643,086.44 = 106,778,258.16 : x
  2. Step 2: Convert to fraction form
    325,163,917.68/487,643,086.44 = 106,778,258.16/x
  3. Step 3: Cross multiply
    325,163,917.68x = 487,643,086.44 × 106,778,258.16
  4. Step 4: Simplify right side
    325,163,917.68x = 52,069,679,373,829,512
  5. Step 5: Solve for x
    x = 52,069,679,373,829,512/325,163,917.68
  6. Step 6: Final answer
    x = 160,133,632.74

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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.