Finding the Fourth Proportional to 4,363,134,172.20, 6,545,621,547.92 and 1,415,184,843.24
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Solution
The fourth proportional to 4,363,134,172.20, 6,545,621,547.92 and 1,415,184,843.24 is: 2,123,075,761.28
Step by Step Solution
- Step 1: Write the proportion equation
4,363,134,172.20 : 6,545,621,547.92 = 1,415,184,843.24 : x - Step 2: Convert to fraction form
4,363,134,172.20/6,545,621,547.92 = 1,415,184,843.24/x - Step 3: Cross multiply
4,363,134,172.20x = 6,545,621,547.92 × 1,415,184,843.24 - Step 4: Simplify right side
4,363,134,172.20x = 9,263,264,404,201,531,392 - Step 5: Solve for x
x = 9,263,264,404,201,531,392/4,363,134,172.20 - Step 6: Final answer
x = 2,123,075,761.28
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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.