Home / 124,416,187.40-186,624,281.10-73,271,880.20

Finding the Fourth Proportional to 124,416,187.40, 186,624,281.10 and 73,271,880.20

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Solution

The fourth proportional to 124,416,187.40, 186,624,281.10 and 73,271,880.20 is: 109,907,820.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,187.40 : 186,624,281.10 = 73,271,880.20 : x
  2. Step 2: Convert to fraction form
    124,416,187.40/186,624,281.10 = 73,271,880.20/x
  3. Step 3: Cross multiply
    124,416,187.40x = 186,624,281.10 × 73,271,880.20
  4. Step 4: Simplify right side
    124,416,187.40x = 13,674,311,967,170,324
  5. Step 5: Solve for x
    x = 13,674,311,967,170,324/124,416,187.40
  6. Step 6: Final answer
    x = 109,907,820.30

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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.