Finding the Fourth Proportional to 4,792,596,065.70, 6,613,655,702.28 and 2,678,069,385.60
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Solution
The fourth proportional to 4,792,596,065.70, 6,613,655,702.28 and 2,678,069,385.60 is: 3,695,664,858.96
Step by Step Solution
- Step 1: Write the proportion equation
4,792,596,065.70 : 6,613,655,702.28 = 2,678,069,385.60 : x - Step 2: Convert to fraction form
4,792,596,065.70/6,613,655,702.28 = 2,678,069,385.60/x - Step 3: Cross multiply
4,792,596,065.70x = 6,613,655,702.28 × 2,678,069,385.60 - Step 4: Simplify right side
4,792,596,065.70x = 17,711,828,863,174,934,528 - Step 5: Solve for x
x = 17,711,828,863,174,934,528/4,792,596,065.70 - Step 6: Final answer
x = 3,695,664,858.96
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1.5x scale
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.