Finding the Fourth Proportional to 291,490,233.60, 437,257,954.80 and 97,402,342.80
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Solution
The fourth proportional to 291,490,233.60, 437,257,954.80 and 97,402,342.80 is: 146,111,067.53
Step by Step Solution
- Step 1: Write the proportion equation
291,490,233.60 : 437,257,954.80 = 97,402,342.80 : x - Step 2: Convert to fraction form
291,490,233.60/437,257,954.80 = 97,402,342.80/x - Step 3: Cross multiply
291,490,233.60x = 437,257,954.80 × 97,402,342.80 - Step 4: Simplify right side
291,490,233.60x = 42,589,949,205,456,504 - Step 5: Solve for x
x = 42,589,949,205,456,504/291,490,233.60 - Step 6: Final answer
x = 146,111,067.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.