Home / 124,416,407.60-186,624,611.40-112,323,172.40

Finding the Fourth Proportional to 124,416,407.60, 186,624,611.40 and 112,323,172.40

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Solution

The fourth proportional to 124,416,407.60, 186,624,611.40 and 112,323,172.40 is: 168,484,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,407.60 : 186,624,611.40 = 112,323,172.40 : x
  2. Step 2: Convert to fraction form
    124,416,407.60/186,624,611.40 = 112,323,172.40/x
  3. Step 3: Cross multiply
    124,416,407.60x = 186,624,611.40 × 112,323,172.40
  4. Step 4: Simplify right side
    124,416,407.60x = 20,962,268,400,365,208
  5. Step 5: Solve for x
    x = 20,962,268,400,365,208/124,416,407.60
  6. Step 6: Final answer
    x = 168,484,758.60

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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.