Finding the Fourth Proportional to 4,763,203,382.90, 6,573,226,117.93 and 2,648,613,926.31
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Solution
The fourth proportional to 4,763,203,382.90, 6,573,226,117.93 and 2,648,613,926.31 is: 3,655,090,248.56
Step by Step Solution
- Step 1: Write the proportion equation
4,763,203,382.90 : 6,573,226,117.93 = 2,648,613,926.31 : x - Step 2: Convert to fraction form
4,763,203,382.90/6,573,226,117.93 = 2,648,613,926.31/x - Step 3: Cross multiply
4,763,203,382.90x = 6,573,226,117.93 × 2,648,613,926.31 - Step 4: Simplify right side
4,763,203,382.90x = 17,409,938,236,727,394,304 - Step 5: Solve for x
x = 17,409,938,236,727,394,304/4,763,203,382.90 - Step 6: Final answer
x = 3,655,090,248.56
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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.