Finding the Fourth Proportional to 3,564,804,962.80, 5,347,207,444.20 and 3,413,663,142.40
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Solution
The fourth proportional to 3,564,804,962.80, 5,347,207,444.20 and 3,413,663,142.40 is: 5,120,494,713.60
Step by Step Solution
- Step 1: Write the proportion equation
3,564,804,962.80 : 5,347,207,444.20 = 3,413,663,142.40 : x - Step 2: Convert to fraction form
3,564,804,962.80/5,347,207,444.20 = 3,413,663,142.40/x - Step 3: Cross multiply
3,564,804,962.80x = 5,347,207,444.20 × 3,413,663,142.40 - Step 4: Simplify right side
3,564,804,962.80x = 18,253,564,967,032,444,928 - Step 5: Solve for x
x = 18,253,564,967,032,444,928/3,564,804,962.80 - Step 6: Final answer
x = 5,120,494,713.60
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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.