Home / 11,763,059,643.40-17,620,402,994.70-8,086,716,142.60

Finding the Fourth Proportional to 11,763,059,643.40, 17,620,402,994.70 and 8,086,716,142.60

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Solution

The fourth proportional to 11,763,059,643.40, 17,620,402,994.70 and 8,086,716,142.60 is: 12,113,446,811.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763,059,643.40 : 17,620,402,994.70 = 8,086,716,142.60 : x
  2. Step 2: Convert to fraction form
    11,763,059,643.40/17,620,402,994.70 = 8,086,716,142.60/x
  3. Step 3: Cross multiply
    11,763,059,643.40x = 17,620,402,994.70 × 8,086,716,142.60
  4. Step 4: Simplify right side
    11,763,059,643.40x = 142,491,197,336,357,879,808
  5. Step 5: Solve for x
    x = 142,491,197,336,357,879,808/11,763,059,643.40
  6. Step 6: Final answer
    x = 12,113,446,811.97

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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.