Home / 124,416,408.80-186,624,613.20-112,086,977.60

Finding the Fourth Proportional to 124,416,408.80, 186,624,613.20 and 112,086,977.60

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Solution

The fourth proportional to 124,416,408.80, 186,624,613.20 and 112,086,977.60 is: 168,130,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,408.80 : 186,624,613.20 = 112,086,977.60 : x
  2. Step 2: Convert to fraction form
    124,416,408.80/186,624,613.20 = 112,086,977.60/x
  3. Step 3: Cross multiply
    124,416,408.80x = 186,624,613.20 × 112,086,977.60
  4. Step 4: Simplify right side
    124,416,408.80x = 20,918,188,839,357,060
  5. Step 5: Solve for x
    x = 20,918,188,839,357,060/124,416,408.80
  6. Step 6: Final answer
    x = 168,130,466.40

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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.