Home / 26,860,126,749.40-40,290,190,124.10-21,248,865,616.60

Finding the Fourth Proportional to 26,860,126,749.40, 40,290,190,124.10 and 21,248,865,616.60

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Solution

The fourth proportional to 26,860,126,749.40, 40,290,190,124.10 and 21,248,865,616.60 is: 31,873,298,424.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,860,126,749.40 : 40,290,190,124.10 = 21,248,865,616.60 : x
  2. Step 2: Convert to fraction form
    26,860,126,749.40/40,290,190,124.10 = 21,248,865,616.60/x
  3. Step 3: Cross multiply
    26,860,126,749.40x = 40,290,190,124.10 × 21,248,865,616.60
  4. Step 4: Simplify right side
    26,860,126,749.40x = 856,120,835,614,265,311,232
  5. Step 5: Solve for x
    x = 856,120,835,614,265,311,232/26,860,126,749.40
  6. Step 6: Final answer
    x = 31,873,298,424.90

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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.