Finding the Fourth Proportional to 4,251,533,068.80, 6,377,299,603.20 and 2,185,290,460.80
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Solution
The fourth proportional to 4,251,533,068.80, 6,377,299,603.20 and 2,185,290,460.80 is: 3,277,935,691.20
Step by Step Solution
- Step 1: Write the proportion equation
4,251,533,068.80 : 6,377,299,603.20 = 2,185,290,460.80 : x - Step 2: Convert to fraction form
4,251,533,068.80/6,377,299,603.20 = 2,185,290,460.80/x - Step 3: Cross multiply
4,251,533,068.80x = 6,377,299,603.20 × 2,185,290,460.80 - Step 4: Simplify right side
4,251,533,068.80x = 13,936,251,988,536,586,240 - Step 5: Solve for x
x = 13,936,251,988,536,586,240/4,251,533,068.80 - Step 6: Final answer
x = 3,277,935,691.20
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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.