Home / 343,306,729.20-514,960,093.80-305,893,282.80

Finding the Fourth Proportional to 343,306,729.20, 514,960,093.80 and 305,893,282.80

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Solution

The fourth proportional to 343,306,729.20, 514,960,093.80 and 305,893,282.80 is: 458,839,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,306,729.20 : 514,960,093.80 = 305,893,282.80 : x
  2. Step 2: Convert to fraction form
    343,306,729.20/514,960,093.80 = 305,893,282.80/x
  3. Step 3: Cross multiply
    343,306,729.20x = 514,960,093.80 × 305,893,282.80
  4. Step 4: Simplify right side
    343,306,729.20x = 157,522,833,603,477,952
  5. Step 5: Solve for x
    x = 157,522,833,603,477,952/343,306,729.20
  6. Step 6: Final answer
    x = 458,839,924.20

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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.