Finding the Fourth Proportional to 228,695,835,718.60, 316,053,070,539.06 and 187,431,130,486.31
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Solution
The fourth proportional to 228,695,835,718.60, 316,053,070,539.06 and 187,431,130,486.31 is: 259,026,073,293.68
Step by Step Solution
- Step 1: Write the proportion equation
228,695,835,718.60 : 316,053,070,539.06 = 187,431,130,486.31 : x - Step 2: Convert to fraction form
228,695,835,718.60/316,053,070,539.06 = 187,431,130,486.31/x - Step 3: Cross multiply
228,695,835,718.60x = 316,053,070,539.06 × 187,431,130,486.31 - Step 4: Simplify right side
228,695,835,718.60x = 59,238,184,304,805,490,458,624 - Step 5: Solve for x
x = 59,238,184,304,805,490,458,624/228,695,835,718.60 - Step 6: Final answer
x = 259,026,073,293.68
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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.