Home / 420,652,094.50-580,489,195.98-235,014,504.40

Finding the Fourth Proportional to 420,652,094.50, 580,489,195.98 and 235,014,504.40

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Solution

The fourth proportional to 420,652,094.50, 580,489,195.98 and 235,014,504.40 is: 324,314,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    420,652,094.50 : 580,489,195.98 = 235,014,504.40 : x
  2. Step 2: Convert to fraction form
    420,652,094.50/580,489,195.98 = 235,014,504.40/x
  3. Step 3: Cross multiply
    420,652,094.50x = 580,489,195.98 × 235,014,504.40
  4. Step 4: Simplify right side
    420,652,094.50x = 136,423,380,702,794,176
  5. Step 5: Solve for x
    x = 136,423,380,702,794,176/420,652,094.50
  6. Step 6: Final answer
    x = 324,314,041.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.