Finding the Fourth Proportional to 8,172,351,863,509.50, 12,258,539,593,350 and 3,337,353,506,986.20
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Solution
The fourth proportional to 8,172,351,863,509.50, 12,258,539,593,350 and 3,337,353,506,986.20 is: 5,006,035,078,478.27
Step by Step Solution
- Step 1: Write the proportion equation
8,172,351,863,509.50 : 12,258,539,593,350 = 3,337,353,506,986.20 : x - Step 2: Convert to fraction form
8,172,351,863,509.50/12,258,539,593,350 = 3,337,353,506,986.20/x - Step 3: Cross multiply
8,172,351,863,509.50x = 12,258,539,593,350 × 3,337,353,506,986.20 - Step 4: Simplify right side
8,172,351,863,509.50x = 40,911,080,102,395,814,090,899,456 - Step 5: Solve for x
x = 40,911,080,102,395,814,090,899,456/8,172,351,863,509.50 - Step 6: Final answer
x = 5,006,035,078,478.27
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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.