Home / 259,093,309.26-388,708,030.08-93,113,572.31

Finding the Fourth Proportional to 259,093,309.26, 388,708,030.08 and 93,113,572.31

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Solution

The fourth proportional to 259,093,309.26, 388,708,030.08 and 93,113,572.31 is: 139,694,820.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,093,309.26 : 388,708,030.08 = 93,113,572.31 : x
  2. Step 2: Convert to fraction form
    259,093,309.26/388,708,030.08 = 93,113,572.31/x
  3. Step 3: Cross multiply
    259,093,309.26x = 388,708,030.08 × 93,113,572.31
  4. Step 4: Simplify right side
    259,093,309.26x = 36,193,993,264,388,200
  5. Step 5: Solve for x
    x = 36,193,993,264,388,200/259,093,309.26
  6. Step 6: Final answer
    x = 139,694,820.25

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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.