Home / 353,722,014,968.24-530,043,117,354.12-210,018,060,999.20

Finding the Fourth Proportional to 353,722,014,968.24, 530,043,117,354.12 and 210,018,060,999.20

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Solution

The fourth proportional to 353,722,014,968.24, 530,043,117,354.12 and 210,018,060,999.20 is: 314,706,529,540.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,722,014,968.24 : 530,043,117,354.12 = 210,018,060,999.20 : x
  2. Step 2: Convert to fraction form
    353,722,014,968.24/530,043,117,354.12 = 210,018,060,999.20/x
  3. Step 3: Cross multiply
    353,722,014,968.24x = 530,043,117,354.12 × 210,018,060,999.20
  4. Step 4: Simplify right side
    353,722,014,968.24x = 111,318,627,752,683,711,234,048
  5. Step 5: Solve for x
    x = 111,318,627,752,683,711,234,048/353,722,014,968.24
  6. Step 6: Final answer
    x = 314,706,529,540.38

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1.5x scale

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.