Home / 146,705,511.60-220,058,267.40-103,658,790.60

Finding the Fourth Proportional to 146,705,511.60, 220,058,267.40 and 103,658,790.60

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Solution

The fourth proportional to 146,705,511.60, 220,058,267.40 and 103,658,790.60 is: 155,488,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,705,511.60 : 220,058,267.40 = 103,658,790.60 : x
  2. Step 2: Convert to fraction form
    146,705,511.60/220,058,267.40 = 103,658,790.60/x
  3. Step 3: Cross multiply
    146,705,511.60x = 220,058,267.40 × 103,658,790.60
  4. Step 4: Simplify right side
    146,705,511.60x = 22,810,973,860,215,404
  5. Step 5: Solve for x
    x = 22,810,973,860,215,404/146,705,511.60
  6. Step 6: Final answer
    x = 155,488,185.90

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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.