Finding the Fourth Proportional to 208,827,424.80, 288,206,897.94 and 125,241,539.58
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Solution
The fourth proportional to 208,827,424.80, 288,206,897.94 and 125,241,539.58 is: 172,848,349.06
Step by Step Solution
- Step 1: Write the proportion equation
208,827,424.80 : 288,206,897.94 = 125,241,539.58 : x - Step 2: Convert to fraction form
208,827,424.80/288,206,897.94 = 125,241,539.58/x - Step 3: Cross multiply
208,827,424.80x = 288,206,897.94 × 125,241,539.58 - Step 4: Simplify right side
208,827,424.80x = 36,095,475,615,581,528 - Step 5: Solve for x
x = 36,095,475,615,581,528/208,827,424.80 - Step 6: Final answer
x = 172,848,349.06
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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.