Home / 15,353,712,002.70-23,030,568,004.05-12,874,220,873.10

Finding the Fourth Proportional to 15,353,712,002.70, 23,030,568,004.05 and 12,874,220,873.10

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Solution

The fourth proportional to 15,353,712,002.70, 23,030,568,004.05 and 12,874,220,873.10 is: 19,311,331,309.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,353,712,002.70 : 23,030,568,004.05 = 12,874,220,873.10 : x
  2. Step 2: Convert to fraction form
    15,353,712,002.70/23,030,568,004.05 = 12,874,220,873.10/x
  3. Step 3: Cross multiply
    15,353,712,002.70x = 23,030,568,004.05 × 12,874,220,873.10
  4. Step 4: Simplify right side
    15,353,712,002.70x = 296,500,619,317,089,533,952
  5. Step 5: Solve for x
    x = 296,500,619,317,089,533,952/15,353,712,002.70
  6. Step 6: Final answer
    x = 19,311,331,309.65

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Double scale
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Similar ratio
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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.