Home / 10,684,549,696.68-16,026,825,043.20-7,319,802,749.72

Finding the Fourth Proportional to 10,684,549,696.68, 16,026,825,043.20 and 7,319,802,749.72

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Solution

The fourth proportional to 10,684,549,696.68, 16,026,825,043.20 and 7,319,802,749.72 is: 10,979,704,465.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684,549,696.68 : 16,026,825,043.20 = 7,319,802,749.72 : x
  2. Step 2: Convert to fraction form
    10,684,549,696.68/16,026,825,043.20 = 7,319,802,749.72/x
  3. Step 3: Cross multiply
    10,684,549,696.68x = 16,026,825,043.20 × 7,319,802,749.72
  4. Step 4: Simplify right side
    10,684,549,696.68x = 117,313,198,020,416,585,728
  5. Step 5: Solve for x
    x = 117,313,198,020,416,585,728/10,684,549,696.68
  6. Step 6: Final answer
    x = 10,979,704,465.87

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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.