Home / 109,390,869,973.50-164,274,084,489.33-67,143,846,055.38

Finding the Fourth Proportional to 109,390,869,973.50, 164,274,084,489.33 and 67,143,846,055.38

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Solution

The fourth proportional to 109,390,869,973.50, 164,274,084,489.33 and 67,143,846,055.38 is: 100,831,027,694.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,390,869,973.50 : 164,274,084,489.33 = 67,143,846,055.38 : x
  2. Step 2: Convert to fraction form
    109,390,869,973.50/164,274,084,489.33 = 67,143,846,055.38/x
  3. Step 3: Cross multiply
    109,390,869,973.50x = 164,274,084,489.33 × 67,143,846,055.38
  4. Step 4: Simplify right side
    109,390,869,973.50x = 11,029,993,839,840,060,243,968
  5. Step 5: Solve for x
    x = 11,029,993,839,840,060,243,968/109,390,869,973.50
  6. Step 6: Final answer
    x = 100,831,027,694.65

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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.