Home / 248,901,057.95-373,032,722.33-221,478,702.35

Finding the Fourth Proportional to 248,901,057.95, 373,032,722.33 and 221,478,702.35

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Solution

The fourth proportional to 248,901,057.95, 373,032,722.33 and 221,478,702.35 is: 331,934,319.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,901,057.95 : 373,032,722.33 = 221,478,702.35 : x
  2. Step 2: Convert to fraction form
    248,901,057.95/373,032,722.33 = 221,478,702.35/x
  3. Step 3: Cross multiply
    248,901,057.95x = 373,032,722.33 × 221,478,702.35
  4. Step 4: Simplify right side
    248,901,057.95x = 82,618,803,274,628,864
  5. Step 5: Solve for x
    x = 82,618,803,274,628,864/248,901,057.95
  6. Step 6: Final answer
    x = 331,934,319.42

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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.