Home / 30,749,768,158.50-46,050,167,091.06-21,279,876,014.22

Finding the Fourth Proportional to 30,749,768,158.50, 46,050,167,091.06 and 21,279,876,014.22

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Solution

The fourth proportional to 30,749,768,158.50, 46,050,167,091.06 and 21,279,876,014.22 is: 31,868,267,789.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,749,768,158.50 : 46,050,167,091.06 = 21,279,876,014.22 : x
  2. Step 2: Convert to fraction form
    30,749,768,158.50/46,050,167,091.06 = 21,279,876,014.22/x
  3. Step 3: Cross multiply
    30,749,768,158.50x = 46,050,167,091.06 × 21,279,876,014.22
  4. Step 4: Simplify right side
    30,749,768,158.50x = 979,941,846,131,870,924,800
  5. Step 5: Solve for x
    x = 979,941,846,131,870,924,800/30,749,768,158.50
  6. Step 6: Final answer
    x = 31,868,267,789.23

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1.5x scale

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.