Home / 470,056,965.60-705,197,422.80-227,520,415.20

Finding the Fourth Proportional to 470,056,965.60, 705,197,422.80 and 227,520,415.20

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Solution

The fourth proportional to 470,056,965.60, 705,197,422.80 and 227,520,415.20 is: 341,334,821.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,056,965.60 : 705,197,422.80 = 227,520,415.20 : x
  2. Step 2: Convert to fraction form
    470,056,965.60/705,197,422.80 = 227,520,415.20/x
  3. Step 3: Cross multiply
    470,056,965.60x = 705,197,422.80 × 227,520,415.20
  4. Step 4: Simplify right side
    470,056,965.60x = 160,446,810,433,425,920
  5. Step 5: Solve for x
    x = 160,446,810,433,425,920/470,056,965.60
  6. Step 6: Final answer
    x = 341,334,821.47

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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.