Home / 25,666,968,338.28-38,473,279,620.66-8,633,518,612.20

Finding the Fourth Proportional to 25,666,968,338.28, 38,473,279,620.66 and 8,633,518,612.20

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Solution

The fourth proportional to 25,666,968,338.28, 38,473,279,620.66 and 8,633,518,612.20 is: 12,941,137,858.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,666,968,338.28 : 38,473,279,620.66 = 8,633,518,612.20 : x
  2. Step 2: Convert to fraction form
    25,666,968,338.28/38,473,279,620.66 = 8,633,518,612.20/x
  3. Step 3: Cross multiply
    25,666,968,338.28x = 38,473,279,620.66 × 8,633,518,612.20
  4. Step 4: Simplify right side
    25,666,968,338.28x = 332,159,775,677,343,137,792
  5. Step 5: Solve for x
    x = 332,159,775,677,343,137,792/25,666,968,338.28
  6. Step 6: Final answer
    x = 12,941,137,858.57

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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.