Finding the Fourth Proportional to 2,839,266,145.80, 4,258,899,218.70 and 2,355,536,737.80
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Solution
The fourth proportional to 2,839,266,145.80, 4,258,899,218.70 and 2,355,536,737.80 is: 3,533,305,106.70
Step by Step Solution
- Step 1: Write the proportion equation
2,839,266,145.80 : 4,258,899,218.70 = 2,355,536,737.80 : x - Step 2: Convert to fraction form
2,839,266,145.80/4,258,899,218.70 = 2,355,536,737.80/x - Step 3: Cross multiply
2,839,266,145.80x = 4,258,899,218.70 × 2,355,536,737.80 - Step 4: Simplify right side
2,839,266,145.80x = 10,031,993,572,235,567,104 - Step 5: Solve for x
x = 10,031,993,572,235,567,104/2,839,266,145.80 - Step 6: Final answer
x = 3,533,305,106.70
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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.