Home / 441,054,547.20-660,574,051.20-259,656,019.20

Finding the Fourth Proportional to 441,054,547.20, 660,574,051.20 and 259,656,019.20

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Solution

The fourth proportional to 441,054,547.20, 660,574,051.20 and 259,656,019.20 is: 388,890,738.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,054,547.20 : 660,574,051.20 = 259,656,019.20 : x
  2. Step 2: Convert to fraction form
    441,054,547.20/660,574,051.20 = 259,656,019.20/x
  3. Step 3: Cross multiply
    441,054,547.20x = 660,574,051.20 × 259,656,019.20
  4. Step 4: Simplify right side
    441,054,547.20x = 171,522,028,521,408,992
  5. Step 5: Solve for x
    x = 171,522,028,521,408,992/441,054,547.20
  6. Step 6: Final answer
    x = 388,890,738.37

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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.