Finding the Fourth Proportional to 4,232,961,864.72, 5,841,814,140.36 and 2,539,479,934.80
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Solution
The fourth proportional to 4,232,961,864.72, 5,841,814,140.36 and 2,539,479,934.80 is: 3,504,678,347.31
Step by Step Solution
- Step 1: Write the proportion equation
4,232,961,864.72 : 5,841,814,140.36 = 2,539,479,934.80 : x - Step 2: Convert to fraction form
4,232,961,864.72/5,841,814,140.36 = 2,539,479,934.80/x - Step 3: Cross multiply
4,232,961,864.72x = 5,841,814,140.36 × 2,539,479,934.80 - Step 4: Simplify right side
4,232,961,864.72x = 14,835,169,792,275,130,368 - Step 5: Solve for x
x = 14,835,169,792,275,130,368/4,232,961,864.72 - Step 6: Final answer
x = 3,504,678,347.31
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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.