Home / 256,556,511.64-384,795,884.01-69,825,005.88

Finding the Fourth Proportional to 256,556,511.64, 384,795,884.01 and 69,825,005.88

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Solution

The fourth proportional to 256,556,511.64, 384,795,884.01 and 69,825,005.88 is: 104,726,926.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,556,511.64 : 384,795,884.01 = 69,825,005.88 : x
  2. Step 2: Convert to fraction form
    256,556,511.64/384,795,884.01 = 69,825,005.88/x
  3. Step 3: Cross multiply
    256,556,511.64x = 384,795,884.01 × 69,825,005.88
  4. Step 4: Simplify right side
    256,556,511.64x = 26,868,374,863,598,044
  5. Step 5: Solve for x
    x = 26,868,374,863,598,044/256,556,511.64
  6. Step 6: Final answer
    x = 104,726,926.21

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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.