Home / 19,937,630,579.10-29,906,496,521.59-8,146,749,066.76

Finding the Fourth Proportional to 19,937,630,579.10, 29,906,496,521.59 and 8,146,749,066.76

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Solution

The fourth proportional to 19,937,630,579.10, 29,906,496,521.59 and 8,146,749,066.76 is: 12,220,144,297.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937,630,579.10 : 29,906,496,521.59 = 8,146,749,066.76 : x
  2. Step 2: Convert to fraction form
    19,937,630,579.10/29,906,496,521.59 = 8,146,749,066.76/x
  3. Step 3: Cross multiply
    19,937,630,579.10x = 29,906,496,521.59 × 8,146,749,066.76
  4. Step 4: Simplify right side
    19,937,630,579.10x = 243,640,722,627,324,542,976
  5. Step 5: Solve for x
    x = 243,640,722,627,324,542,976/19,937,630,579.10
  6. Step 6: Final answer
    x = 12,220,144,297.52

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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.