Home / 9,129,024,615.60-13,693,536,923.40-8,512,269,620.40

Finding the Fourth Proportional to 9,129,024,615.60, 13,693,536,923.40 and 8,512,269,620.40

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Solution

The fourth proportional to 9,129,024,615.60, 13,693,536,923.40 and 8,512,269,620.40 is: 12,768,404,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129,024,615.60 : 13,693,536,923.40 = 8,512,269,620.40 : x
  2. Step 2: Convert to fraction form
    9,129,024,615.60/13,693,536,923.40 = 8,512,269,620.40/x
  3. Step 3: Cross multiply
    9,129,024,615.60x = 13,693,536,923.40 × 8,512,269,620.40
  4. Step 4: Simplify right side
    9,129,024,615.60x = 116,563,078,348,883,492,864
  5. Step 5: Solve for x
    x = 116,563,078,348,883,492,864/9,129,024,615.60
  6. Step 6: Final answer
    x = 12,768,404,430.60

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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.