Home / 347,830,936.14-521,831,819.28-173,036,443.98

Finding the Fourth Proportional to 347,830,936.14, 521,831,819.28 and 173,036,443.98

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Solution

The fourth proportional to 347,830,936.14, 521,831,819.28 and 173,036,443.98 is: 259,597,157.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,830,936.14 : 521,831,819.28 = 173,036,443.98 : x
  2. Step 2: Convert to fraction form
    347,830,936.14/521,831,819.28 = 173,036,443.98/x
  3. Step 3: Cross multiply
    347,830,936.14x = 521,831,819.28 × 173,036,443.98
  4. Step 4: Simplify right side
    347,830,936.14x = 90,295,922,363,825,200
  5. Step 5: Solve for x
    x = 90,295,922,363,825,200/347,830,936.14
  6. Step 6: Final answer
    x = 259,597,157.65

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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.