Finding the Fourth Proportional to 4,659,732,684.88, 6,430,388,509.47 and 2,545,187,994.88
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Solution
The fourth proportional to 4,659,732,684.88, 6,430,388,509.47 and 2,545,187,994.88 is: 3,512,336,166.80
Step by Step Solution
- Step 1: Write the proportion equation
4,659,732,684.88 : 6,430,388,509.47 = 2,545,187,994.88 : x - Step 2: Convert to fraction form
4,659,732,684.88/6,430,388,509.47 = 2,545,187,994.88/x - Step 3: Cross multiply
4,659,732,684.88x = 6,430,388,509.47 × 2,545,187,994.88 - Step 4: Simplify right side
4,659,732,684.88x = 16,366,547,636,717,342,720 - Step 5: Solve for x
x = 16,366,547,636,717,342,720/4,659,732,684.88 - Step 6: Final answer
x = 3,512,336,166.80
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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.