Home / 260,018,298.08-389,914,059-98,346,860

Finding the Fourth Proportional to 260,018,298.08, 389,914,059 and 98,346,860

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Solution

The fourth proportional to 260,018,298.08, 389,914,059 and 98,346,860 is: 147,477,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,018,298.08 : 389,914,059 = 98,346,860 : x
  2. Step 2: Convert to fraction form
    260,018,298.08/389,914,059 = 98,346,860/x
  3. Step 3: Cross multiply
    260,018,298.08x = 389,914,059 × 98,346,860
  4. Step 4: Simplify right side
    260,018,298.08x = 38,346,823,372,504,736
  5. Step 5: Solve for x
    x = 38,346,823,372,504,736/260,018,298.08
  6. Step 6: Final answer
    x = 147,477,403.15

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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.