Home / 30,189,348,522.20-45,284,022,783.30-8,108,612,701.40

Finding the Fourth Proportional to 30,189,348,522.20, 45,284,022,783.30 and 8,108,612,701.40

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Solution

The fourth proportional to 30,189,348,522.20, 45,284,022,783.30 and 8,108,612,701.40 is: 12,162,919,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,189,348,522.20 : 45,284,022,783.30 = 8,108,612,701.40 : x
  2. Step 2: Convert to fraction form
    30,189,348,522.20/45,284,022,783.30 = 8,108,612,701.40/x
  3. Step 3: Cross multiply
    30,189,348,522.20x = 45,284,022,783.30 × 8,108,612,701.40
  4. Step 4: Simplify right side
    30,189,348,522.20x = 367,190,602,311,153,352,704
  5. Step 5: Solve for x
    x = 367,190,602,311,153,352,704/30,189,348,522.20
  6. Step 6: Final answer
    x = 12,162,919,052.10

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Double scale
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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.