Home / 48,218,532,481.18-66,545,302,131.99-28,928,718,360.77

Finding the Fourth Proportional to 48,218,532,481.18, 66,545,302,131.99 and 28,928,718,360.77

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Solution

The fourth proportional to 48,218,532,481.18, 66,545,302,131.99 and 28,928,718,360.77 is: 39,923,867,537.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,218,532,481.18 : 66,545,302,131.99 = 28,928,718,360.77 : x
  2. Step 2: Convert to fraction form
    48,218,532,481.18/66,545,302,131.99 = 28,928,718,360.77/x
  3. Step 3: Cross multiply
    48,218,532,481.18x = 66,545,302,131.99 × 28,928,718,360.77
  4. Step 4: Simplify right side
    48,218,532,481.18x = 1,925,070,303,608,608,129,024
  5. Step 5: Solve for x
    x = 1,925,070,303,608,608,129,024/48,218,532,481.18
  6. Step 6: Final answer
    x = 39,923,867,537.03

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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.