Home / 156,675,026.20-235,012,539.30-153,489,976.60

Finding the Fourth Proportional to 156,675,026.20, 235,012,539.30 and 153,489,976.60

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Solution

The fourth proportional to 156,675,026.20, 235,012,539.30 and 153,489,976.60 is: 230,234,964.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,675,026.20 : 235,012,539.30 = 153,489,976.60 : x
  2. Step 2: Convert to fraction form
    156,675,026.20/235,012,539.30 = 153,489,976.60/x
  3. Step 3: Cross multiply
    156,675,026.20x = 235,012,539.30 × 153,489,976.60
  4. Step 4: Simplify right side
    156,675,026.20x = 36,072,069,157,863,584
  5. Step 5: Solve for x
    x = 36,072,069,157,863,584/156,675,026.20
  6. Step 6: Final answer
    x = 230,234,964.90

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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.