Finding the Fourth Proportional to 7,823,006,957.76, 11,734,583,073.59 and 2,226,943,849.42
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Solution
The fourth proportional to 7,823,006,957.76, 11,734,583,073.59 and 2,226,943,849.42 is: 3,340,436,451.40
Step by Step Solution
- Step 1: Write the proportion equation
7,823,006,957.76 : 11,734,583,073.59 = 2,226,943,849.42 : x - Step 2: Convert to fraction form
7,823,006,957.76/11,734,583,073.59 = 2,226,943,849.42/x - Step 3: Cross multiply
7,823,006,957.76x = 11,734,583,073.59 × 2,226,943,849.42 - Step 4: Simplify right side
7,823,006,957.76x = 26,132,257,601,228,152,832 - Step 5: Solve for x
x = 26,132,257,601,228,152,832/7,823,006,957.76 - Step 6: Final answer
x = 3,340,436,451.40
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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.