Home / 9,129,024,133.35-13,693,536,200.03-8,512,269,138.15

Finding the Fourth Proportional to 9,129,024,133.35, 13,693,536,200.03 and 8,512,269,138.15

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Solution

The fourth proportional to 9,129,024,133.35, 13,693,536,200.03 and 8,512,269,138.15 is: 12,768,403,707.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129,024,133.35 : 13,693,536,200.03 = 8,512,269,138.15 : x
  2. Step 2: Convert to fraction form
    9,129,024,133.35/13,693,536,200.03 = 8,512,269,138.15/x
  3. Step 3: Cross multiply
    9,129,024,133.35x = 13,693,536,200.03 × 8,512,269,138.15
  4. Step 4: Simplify right side
    9,129,024,133.35x = 116,563,065,587,612,631,040
  5. Step 5: Solve for x
    x = 116,563,065,587,612,631,040/9,129,024,133.35
  6. Step 6: Final answer
    x = 12,768,403,707.23

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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.