Home / 325,926,511.30-488,889,766.95-249,399,007.30

Finding the Fourth Proportional to 325,926,511.30, 488,889,766.95 and 249,399,007.30

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Solution

The fourth proportional to 325,926,511.30, 488,889,766.95 and 249,399,007.30 is: 374,098,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,926,511.30 : 488,889,766.95 = 249,399,007.30 : x
  2. Step 2: Convert to fraction form
    325,926,511.30/488,889,766.95 = 249,399,007.30/x
  3. Step 3: Cross multiply
    325,926,511.30x = 488,889,766.95 × 249,399,007.30
  4. Step 4: Simplify right side
    325,926,511.30x = 121,928,622,556,458,352
  5. Step 5: Solve for x
    x = 121,928,622,556,458,352/325,926,511.30
  6. Step 6: Final answer
    x = 374,098,510.95

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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.