Finding the Fourth Proportional to 6,742,166,403.84, 9,304,121,103.68 and 3,731,424,951.48
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Solution
The fourth proportional to 6,742,166,403.84, 9,304,121,103.68 and 3,731,424,951.48 is: 5,149,328,503.39
Step by Step Solution
- Step 1: Write the proportion equation
6,742,166,403.84 : 9,304,121,103.68 = 3,731,424,951.48 : x - Step 2: Convert to fraction form
6,742,166,403.84/9,304,121,103.68 = 3,731,424,951.48/x - Step 3: Cross multiply
6,742,166,403.84x = 9,304,121,103.68 × 3,731,424,951.48 - Step 4: Simplify right side
6,742,166,403.84x = 34,717,629,637,863,190,528 - Step 5: Solve for x
x = 34,717,629,637,863,190,528/6,742,166,403.84 - Step 6: Final answer
x = 5,149,328,503.39
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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.