Finding the Fourth Proportional to 5,543,562,555.80, 8,315,343,929.75 and 1,346,487,090.02
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Solution
The fourth proportional to 5,543,562,555.80, 8,315,343,929.75 and 1,346,487,090.02 is: 2,019,730,658.35
Step by Step Solution
- Step 1: Write the proportion equation
5,543,562,555.80 : 8,315,343,929.75 = 1,346,487,090.02 : x - Step 2: Convert to fraction form
5,543,562,555.80/8,315,343,929.75 = 1,346,487,090.02/x - Step 3: Cross multiply
5,543,562,555.80x = 8,315,343,929.75 × 1,346,487,090.02 - Step 4: Simplify right side
5,543,562,555.80x = 11,196,503,250,436,239,360 - Step 5: Solve for x
x = 11,196,503,250,436,239,360/5,543,562,555.80 - Step 6: Final answer
x = 2,019,730,658.35
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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.