Finding the Fourth Proportional to 4,806,557,153.92, 6,630,935,946.24 and 2,900,255,331.84
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Solution
The fourth proportional to 4,806,557,153.92, 6,630,935,946.24 and 2,900,255,331.84 is: 4,001,077,427.63
Step by Step Solution
- Step 1: Write the proportion equation
4,806,557,153.92 : 6,630,935,946.24 = 2,900,255,331.84 : x - Step 2: Convert to fraction form
4,806,557,153.92/6,630,935,946.24 = 2,900,255,331.84/x - Step 3: Cross multiply
4,806,557,153.92x = 6,630,935,946.24 × 2,900,255,331.84 - Step 4: Simplify right side
4,806,557,153.92x = 19,231,407,333,172,076,544 - Step 5: Solve for x
x = 19,231,407,333,172,076,544/4,806,557,153.92 - Step 6: Final answer
x = 4,001,077,427.63
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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.