Finding the Fourth Proportional to 8,199,827,597.61, 12,319,363,467.81 and 5,257,871,173.53
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Solution
The fourth proportional to 8,199,827,597.61, 12,319,363,467.81 and 5,257,871,173.53 is: 7,899,388,771.60
Step by Step Solution
- Step 1: Write the proportion equation
8,199,827,597.61 : 12,319,363,467.81 = 5,257,871,173.53 : x - Step 2: Convert to fraction form
8,199,827,597.61/12,319,363,467.81 = 5,257,871,173.53/x - Step 3: Cross multiply
8,199,827,597.61x = 12,319,363,467.81 × 5,257,871,173.53 - Step 4: Simplify right side
8,199,827,597.61x = 64,773,626,053,636,767,744 - Step 5: Solve for x
x = 64,773,626,053,636,767,744/8,199,827,597.61 - Step 6: Final answer
x = 7,899,388,771.60
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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.