Home / 489,933,830.30-734,900,745.45-166,817,702.30

Finding the Fourth Proportional to 489,933,830.30, 734,900,745.45 and 166,817,702.30

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Solution

The fourth proportional to 489,933,830.30, 734,900,745.45 and 166,817,702.30 is: 250,226,553.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,933,830.30 : 734,900,745.45 = 166,817,702.30 : x
  2. Step 2: Convert to fraction form
    489,933,830.30/734,900,745.45 = 166,817,702.30/x
  3. Step 3: Cross multiply
    489,933,830.30x = 734,900,745.45 × 166,817,702.30
  4. Step 4: Simplify right side
    489,933,830.30x = 122,594,453,774,526,192
  5. Step 5: Solve for x
    x = 122,594,453,774,526,192/489,933,830.30
  6. Step 6: Final answer
    x = 250,226,553.45

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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.