Home / 221,884,611.52-306,201,813.40-124,099,467.52

Finding the Fourth Proportional to 221,884,611.52, 306,201,813.40 and 124,099,467.52

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Solution

The fourth proportional to 221,884,611.52, 306,201,813.40 and 124,099,467.52 is: 171,257,852.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,884,611.52 : 306,201,813.40 = 124,099,467.52 : x
  2. Step 2: Convert to fraction form
    221,884,611.52/306,201,813.40 = 124,099,467.52/x
  3. Step 3: Cross multiply
    221,884,611.52x = 306,201,813.40 × 124,099,467.52
  4. Step 4: Simplify right side
    221,884,611.52x = 37,999,481,996,598,400
  5. Step 5: Solve for x
    x = 37,999,481,996,598,400/221,884,611.52
  6. Step 6: Final answer
    x = 171,257,852.16

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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.