Finding the Fourth Proportional to 42,651,488,805.17, 58,830,713,304.44 and 27,428,825,992.07
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Solution
The fourth proportional to 42,651,488,805.17, 58,830,713,304.44 and 27,428,825,992.07 is: 37,833,553,843.52
Step by Step Solution
- Step 1: Write the proportion equation
42,651,488,805.17 : 58,830,713,304.44 = 27,428,825,992.07 : x - Step 2: Convert to fraction form
42,651,488,805.17/58,830,713,304.44 = 27,428,825,992.07/x - Step 3: Cross multiply
42,651,488,805.17x = 58,830,713,304.44 × 27,428,825,992.07 - Step 4: Simplify right side
42,651,488,805.17x = 1,613,657,398,216,410,791,936 - Step 5: Solve for x
x = 1,613,657,398,216,410,791,936/42,651,488,805.17 - Step 6: Final answer
x = 37,833,553,843.52
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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.