Finding the Fourth Proportional to 4,372,428,207.70, 6,553,372,889.51 and 2,008,326,869.53
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Solution
The fourth proportional to 4,372,428,207.70, 6,553,372,889.51 and 2,008,326,869.53 is: 3,010,069,973.67
Step by Step Solution
- Step 1: Write the proportion equation
4,372,428,207.70 : 6,553,372,889.51 = 2,008,326,869.53 : x - Step 2: Convert to fraction form
4,372,428,207.70/6,553,372,889.51 = 2,008,326,869.53/x - Step 3: Cross multiply
4,372,428,207.70x = 6,553,372,889.51 × 2,008,326,869.53 - Step 4: Simplify right side
4,372,428,207.70x = 13,161,314,860,009,580,544 - Step 5: Solve for x
x = 13,161,314,860,009,580,544/4,372,428,207.70 - Step 6: Final answer
x = 3,010,069,973.67
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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.