Finding the Fourth Proportional to 66,961,566,116.70, 100,442,349,175.05 and 60,336,675,754.80
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Solution
The fourth proportional to 66,961,566,116.70, 100,442,349,175.05 and 60,336,675,754.80 is: 90,505,013,632.20
Step by Step Solution
- Step 1: Write the proportion equation
66,961,566,116.70 : 100,442,349,175.05 = 60,336,675,754.80 : x - Step 2: Convert to fraction form
66,961,566,116.70/100,442,349,175.05 = 60,336,675,754.80/x - Step 3: Cross multiply
66,961,566,116.70x = 100,442,349,175.05 × 60,336,675,754.80 - Step 4: Simplify right side
66,961,566,116.70x = 6,060,357,454,225,395,941,376 - Step 5: Solve for x
x = 6,060,357,454,225,395,941,376/66,961,566,116.70 - Step 6: Final answer
x = 90,505,013,632.20
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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.