Home / 124,416,114.40-186,624,171.60-86,120,869.60

Finding the Fourth Proportional to 124,416,114.40, 186,624,171.60 and 86,120,869.60

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Solution

The fourth proportional to 124,416,114.40, 186,624,171.60 and 86,120,869.60 is: 129,181,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,114.40 : 186,624,171.60 = 86,120,869.60 : x
  2. Step 2: Convert to fraction form
    124,416,114.40/186,624,171.60 = 86,120,869.60/x
  3. Step 3: Cross multiply
    124,416,114.40x = 186,624,171.60 × 86,120,869.60
  4. Step 4: Simplify right side
    124,416,114.40x = 16,072,235,946,571,622
  5. Step 5: Solve for x
    x = 16,072,235,946,571,622/124,416,114.40
  6. Step 6: Final answer
    x = 129,181,304.40

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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.