Home / 299,035,768,702.83-412,669,380,943.53-163,704,949,140.83

Finding the Fourth Proportional to 299,035,768,702.83, 412,669,380,943.53 and 163,704,949,140.83

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Solution

The fourth proportional to 299,035,768,702.83, 412,669,380,943.53 and 163,704,949,140.83 is: 225,912,840,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,035,768,702.83 : 412,669,380,943.53 = 163,704,949,140.83 : x
  2. Step 2: Convert to fraction form
    299,035,768,702.83/412,669,380,943.53 = 163,704,949,140.83/x
  3. Step 3: Cross multiply
    299,035,768,702.83x = 412,669,380,943.53 × 163,704,949,140.83
  4. Step 4: Simplify right side
    299,035,768,702.83x = 67,556,020,019,338,382,671,872
  5. Step 5: Solve for x
    x = 67,556,020,019,338,382,671,872/299,035,768,702.83
  6. Step 6: Final answer
    x = 225,912,840,836.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.