Home / 19,937,630,529.65-29,906,496,447.32-8,146,749,017.30

Finding the Fourth Proportional to 19,937,630,529.65, 29,906,496,447.32 and 8,146,749,017.30

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Solution

The fourth proportional to 19,937,630,529.65, 29,906,496,447.32 and 8,146,749,017.30 is: 12,220,144,223.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937,630,529.65 : 29,906,496,447.32 = 8,146,749,017.30 : x
  2. Step 2: Convert to fraction form
    19,937,630,529.65/29,906,496,447.32 = 8,146,749,017.30/x
  3. Step 3: Cross multiply
    19,937,630,529.65x = 29,906,496,447.32 × 8,146,749,017.30
  4. Step 4: Simplify right side
    19,937,630,529.65x = 243,640,720,542,965,071,872
  5. Step 5: Solve for x
    x = 243,640,720,542,965,071,872/19,937,630,529.65
  6. Step 6: Final answer
    x = 12,220,144,223.29

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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.