Home / 315,420,611.60-473,130,917.40-110,922,114.80

Finding the Fourth Proportional to 315,420,611.60, 473,130,917.40 and 110,922,114.80

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Solution

The fourth proportional to 315,420,611.60, 473,130,917.40 and 110,922,114.80 is: 166,383,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,420,611.60 : 473,130,917.40 = 110,922,114.80 : x
  2. Step 2: Convert to fraction form
    315,420,611.60/473,130,917.40 = 110,922,114.80/x
  3. Step 3: Cross multiply
    315,420,611.60x = 473,130,917.40 × 110,922,114.80
  4. Step 4: Simplify right side
    315,420,611.60x = 52,480,681,935,272,112
  5. Step 5: Solve for x
    x = 52,480,681,935,272,112/315,420,611.60
  6. Step 6: Final answer
    x = 166,383,172.20

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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.