Finding the Fourth Proportional to 6,891,859,242.41, 10,340,394,253.02 and 2,697,809,465.10
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Solution
The fourth proportional to 6,891,859,242.41, 10,340,394,253.02 and 2,697,809,465.10 is: 4,047,734,073.99
Step by Step Solution
- Step 1: Write the proportion equation
6,891,859,242.41 : 10,340,394,253.02 = 2,697,809,465.10 : x - Step 2: Convert to fraction form
6,891,859,242.41/10,340,394,253.02 = 2,697,809,465.10/x - Step 3: Cross multiply
6,891,859,242.41x = 10,340,394,253.02 × 2,697,809,465.10 - Step 4: Simplify right side
6,891,859,242.41x = 27,896,413,488,649,506,816 - Step 5: Solve for x
x = 27,896,413,488,649,506,816/6,891,859,242.41 - Step 6: Final answer
x = 4,047,734,073.99
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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.