Finding the Fourth Proportional to 228,695,835,716.60, 316,053,070,536.30 and 187,431,130,484.31
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Solution
The fourth proportional to 228,695,835,716.60, 316,053,070,536.30 and 187,431,130,484.31 is: 259,026,073,290.92
Step by Step Solution
- Step 1: Write the proportion equation
228,695,835,716.60 : 316,053,070,536.30 = 187,431,130,484.31 : x - Step 2: Convert to fraction form
228,695,835,716.60/316,053,070,536.30 = 187,431,130,484.31/x - Step 3: Cross multiply
228,695,835,716.60x = 316,053,070,536.30 × 187,431,130,484.31 - Step 4: Simplify right side
228,695,835,716.60x = 59,238,184,303,656,075,001,856 - Step 5: Solve for x
x = 59,238,184,303,656,075,001,856/228,695,835,716.60 - Step 6: Final answer
x = 259,026,073,290.92
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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.