Home / 459,467,258.58-634,298,958.81-354,810,385.62

Finding the Fourth Proportional to 459,467,258.58, 634,298,958.81 and 354,810,385.62

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Solution

The fourth proportional to 459,467,258.58, 634,298,958.81 and 354,810,385.62 is: 489,819,141.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,467,258.58 : 634,298,958.81 = 354,810,385.62 : x
  2. Step 2: Convert to fraction form
    459,467,258.58/634,298,958.81 = 354,810,385.62/x
  3. Step 3: Cross multiply
    459,467,258.58x = 634,298,958.81 × 354,810,385.62
  4. Step 4: Simplify right side
    459,467,258.58x = 225,055,858,173,740,576
  5. Step 5: Solve for x
    x = 225,055,858,173,740,576/459,467,258.58
  6. Step 6: Final answer
    x = 489,819,141.56

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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.