Home / 259,137,577.32-355,706,315-229,111,160.80

Finding the Fourth Proportional to 259,137,577.32, 355,706,315 and 229,111,160.80

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Solution

The fourth proportional to 259,137,577.32, 355,706,315 and 229,111,160.80 is: 314,490,424.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,137,577.32 : 355,706,315 = 229,111,160.80 : x
  2. Step 2: Convert to fraction form
    259,137,577.32/355,706,315 = 229,111,160.80/x
  3. Step 3: Cross multiply
    259,137,577.32x = 355,706,315 × 229,111,160.80
  4. Step 4: Simplify right side
    259,137,577.32x = 81,496,286,733,540,464
  5. Step 5: Solve for x
    x = 81,496,286,733,540,464/259,137,577.32
  6. Step 6: Final answer
    x = 314,490,424.65

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.