Home / 30,496,625,977.08-42,072,289,162.14-19,045,314,367.32

Finding the Fourth Proportional to 30,496,625,977.08, 42,072,289,162.14 and 19,045,314,367.32

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Solution

The fourth proportional to 30,496,625,977.08, 42,072,289,162.14 and 19,045,314,367.32 is: 26,274,381,101.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,496,625,977.08 : 42,072,289,162.14 = 19,045,314,367.32 : x
  2. Step 2: Convert to fraction form
    30,496,625,977.08/42,072,289,162.14 = 19,045,314,367.32/x
  3. Step 3: Cross multiply
    30,496,625,977.08x = 42,072,289,162.14 × 19,045,314,367.32
  4. Step 4: Simplify right side
    30,496,625,977.08x = 801,279,973,245,746,413,568
  5. Step 5: Solve for x
    x = 801,279,973,245,746,413,568/30,496,625,977.08
  6. Step 6: Final answer
    x = 26,274,381,101.96

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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.