Finding the Fourth Proportional to 6,112,898,197.18, 8,435,828,079.57 and 3,472,844,176.06
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Solution
The fourth proportional to 6,112,898,197.18, 8,435,828,079.57 and 3,472,844,176.06 is: 4,792,541,192.64
Step by Step Solution
- Step 1: Write the proportion equation
6,112,898,197.18 : 8,435,828,079.57 = 3,472,844,176.06 : x - Step 2: Convert to fraction form
6,112,898,197.18/8,435,828,079.57 = 3,472,844,176.06/x - Step 3: Cross multiply
6,112,898,197.18x = 8,435,828,079.57 × 3,472,844,176.06 - Step 4: Simplify right side
6,112,898,197.18x = 29,296,316,416,369,152,000 - Step 5: Solve for x
x = 29,296,316,416,369,152,000/6,112,898,197.18 - Step 6: Final answer
x = 4,792,541,192.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.