Home / 20,361,407,095.56-28,098,300,612.96-11,788,194,978.66

Finding the Fourth Proportional to 20,361,407,095.56, 28,098,300,612.96 and 11,788,194,978.66

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Solution

The fourth proportional to 20,361,407,095.56, 28,098,300,612.96 and 11,788,194,978.66 is: 16,267,453,650.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,361,407,095.56 : 28,098,300,612.96 = 11,788,194,978.66 : x
  2. Step 2: Convert to fraction form
    20,361,407,095.56/28,098,300,612.96 = 11,788,194,978.66/x
  3. Step 3: Cross multiply
    20,361,407,095.56x = 28,098,300,612.96 × 11,788,194,978.66
  4. Step 4: Simplify right side
    20,361,407,095.56x = 331,228,246,194,574,262,272
  5. Step 5: Solve for x
    x = 331,228,246,194,574,262,272/20,361,407,095.56
  6. Step 6: Final answer
    x = 16,267,453,650.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.