Home / 13,831,101,181.22-19,086,925,792.38-7,487,468,808.98

Finding the Fourth Proportional to 13,831,101,181.22, 19,086,925,792.38 and 7,487,468,808.98

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Solution

The fourth proportional to 13,831,101,181.22, 19,086,925,792.38 and 7,487,468,808.98 is: 10,332,710,292.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831,101,181.22 : 19,086,925,792.38 = 7,487,468,808.98 : x
  2. Step 2: Convert to fraction form
    13,831,101,181.22/19,086,925,792.38 = 7,487,468,808.98/x
  3. Step 3: Cross multiply
    13,831,101,181.22x = 19,086,925,792.38 × 7,487,468,808.98
  4. Step 4: Simplify right side
    13,831,101,181.22x = 142,912,761,529,761,120,256
  5. Step 5: Solve for x
    x = 142,912,761,529,761,120,256/13,831,101,181.22
  6. Step 6: Final answer
    x = 10,332,710,292.35

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1.5x scale

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.