Home / 301,613,124.30-452,419,686.45-213,606,494.70

Finding the Fourth Proportional to 301,613,124.30, 452,419,686.45 and 213,606,494.70

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Solution

The fourth proportional to 301,613,124.30, 452,419,686.45 and 213,606,494.70 is: 320,409,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,613,124.30 : 452,419,686.45 = 213,606,494.70 : x
  2. Step 2: Convert to fraction form
    301,613,124.30/452,419,686.45 = 213,606,494.70/x
  3. Step 3: Cross multiply
    301,613,124.30x = 452,419,686.45 × 213,606,494.70
  4. Step 4: Simplify right side
    301,613,124.30x = 96,639,783,355,857,584
  5. Step 5: Solve for x
    x = 96,639,783,355,857,584/301,613,124.30
  6. Step 6: Final answer
    x = 320,409,742.05

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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.