Finding the Fourth Proportional to 2,378,341,185.68, 3,567,547,655.04 and 825,681,828.44
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Solution
The fourth proportional to 2,378,341,185.68, 3,567,547,655.04 and 825,681,828.44 is: 1,238,535,197.81
Step by Step Solution
- Step 1: Write the proportion equation
2,378,341,185.68 : 3,567,547,655.04 = 825,681,828.44 : x - Step 2: Convert to fraction form
2,378,341,185.68/3,567,547,655.04 = 825,681,828.44/x - Step 3: Cross multiply
2,378,341,185.68x = 3,567,547,655.04 × 825,681,828.44 - Step 4: Simplify right side
2,378,341,185.68x = 2,945,659,270,860,261,888 - Step 5: Solve for x
x = 2,945,659,270,860,261,888/2,378,341,185.68 - Step 6: Final answer
x = 1,238,535,197.81
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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.