Home / 228,827,254.80-343,240,882.20-210,015,555.60

Finding the Fourth Proportional to 228,827,254.80, 343,240,882.20 and 210,015,555.60

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Solution

The fourth proportional to 228,827,254.80, 343,240,882.20 and 210,015,555.60 is: 315,023,333.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,827,254.80 : 343,240,882.20 = 210,015,555.60 : x
  2. Step 2: Convert to fraction form
    228,827,254.80/343,240,882.20 = 210,015,555.60/x
  3. Step 3: Cross multiply
    228,827,254.80x = 343,240,882.20 × 210,015,555.60
  4. Step 4: Simplify right side
    228,827,254.80x = 72,085,924,579,867,152
  5. Step 5: Solve for x
    x = 72,085,924,579,867,152/228,827,254.80
  6. Step 6: Final answer
    x = 315,023,333.40

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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.