Home / 11,782,417,716.90-16,259,732,154.56-6,429,978,088.73

Finding the Fourth Proportional to 11,782,417,716.90, 16,259,732,154.56 and 6,429,978,088.73

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Solution

The fourth proportional to 11,782,417,716.90, 16,259,732,154.56 and 6,429,978,088.73 is: 8,873,367,418.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,782,417,716.90 : 16,259,732,154.56 = 6,429,978,088.73 : x
  2. Step 2: Convert to fraction form
    11,782,417,716.90/16,259,732,154.56 = 6,429,978,088.73/x
  3. Step 3: Cross multiply
    11,782,417,716.90x = 16,259,732,154.56 × 6,429,978,088.73
  4. Step 4: Simplify right side
    11,782,417,716.90x = 104,549,721,482,325,999,616
  5. Step 5: Solve for x
    x = 104,549,721,482,325,999,616/11,782,417,716.90
  6. Step 6: Final answer
    x = 8,873,367,418.67

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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.