Home / 256,556,510.39-384,795,882.14-69,825,004.63

Finding the Fourth Proportional to 256,556,510.39, 384,795,882.14 and 69,825,004.63

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Solution

The fourth proportional to 256,556,510.39, 384,795,882.14 and 69,825,004.63 is: 104,726,924.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,556,510.39 : 384,795,882.14 = 69,825,004.63 : x
  2. Step 2: Convert to fraction form
    256,556,510.39/384,795,882.14 = 69,825,004.63/x
  3. Step 3: Cross multiply
    256,556,510.39x = 384,795,882.14 × 69,825,004.63
  4. Step 4: Simplify right side
    256,556,510.39x = 26,868,374,252,030,432
  5. Step 5: Solve for x
    x = 26,868,374,252,030,432/256,556,510.39
  6. Step 6: Final answer
    x = 104,726,924.34

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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.