Home / 26,106,392,020.03-39,159,539,149.41-8,180,142,885.79

Finding the Fourth Proportional to 26,106,392,020.03, 39,159,539,149.41 and 8,180,142,885.79

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Solution

The fourth proportional to 26,106,392,020.03, 39,159,539,149.41 and 8,180,142,885.79 is: 12,270,199,012.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,106,392,020.03 : 39,159,539,149.41 = 8,180,142,885.79 : x
  2. Step 2: Convert to fraction form
    26,106,392,020.03/39,159,539,149.41 = 8,180,142,885.79/x
  3. Step 3: Cross multiply
    26,106,392,020.03x = 39,159,539,149.41 × 8,180,142,885.79
  4. Step 4: Simplify right side
    26,106,392,020.03x = 320,330,625,583,861,202,944
  5. Step 5: Solve for x
    x = 320,330,625,583,861,202,944/26,106,392,020.03
  6. Step 6: Final answer
    x = 12,270,199,012.49

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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.