Home / 379,943,467,076.77-570,011,666,702.82-175,883,768,513.44

Finding the Fourth Proportional to 379,943,467,076.77, 570,011,666,702.82 and 175,883,768,513.44

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Solution

The fourth proportional to 379,943,467,076.77, 570,011,666,702.82 and 175,883,768,513.44 is: 263,870,308,937.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,943,467,076.77 : 570,011,666,702.82 = 175,883,768,513.44 : x
  2. Step 2: Convert to fraction form
    379,943,467,076.77/570,011,666,702.82 = 175,883,768,513.44/x
  3. Step 3: Cross multiply
    379,943,467,076.77x = 570,011,666,702.82 × 175,883,768,513.44
  4. Step 4: Simplify right side
    379,943,467,076.77x = 100,255,800,036,318,907,465,728
  5. Step 5: Solve for x
    x = 100,255,800,036,318,907,465,728/379,943,467,076.77
  6. Step 6: Final answer
    x = 263,870,308,937.47

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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.