Finding the Fourth Proportional to 231,026,494.80, 346,539,742.20 and 94,809,637.20
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Solution
The fourth proportional to 231,026,494.80, 346,539,742.20 and 94,809,637.20 is: 142,214,455.80
Step by Step Solution
- Step 1: Write the proportion equation
231,026,494.80 : 346,539,742.20 = 94,809,637.20 : x - Step 2: Convert to fraction form
231,026,494.80/346,539,742.20 = 94,809,637.20/x - Step 3: Cross multiply
231,026,494.80x = 346,539,742.20 × 94,809,637.20 - Step 4: Simplify right side
231,026,494.80x = 32,855,307,233,363,528 - Step 5: Solve for x
x = 32,855,307,233,363,528/231,026,494.80 - Step 6: Final answer
x = 142,214,455.80
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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.