Finding the Fourth Proportional to 4,430,488,461.57, 6,115,956,653.57 and 2,760,562,664.91
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Solution
The fourth proportional to 4,430,488,461.57, 6,115,956,653.57 and 2,760,562,664.91 is: 3,810,749,479.32
Step by Step Solution
- Step 1: Write the proportion equation
4,430,488,461.57 : 6,115,956,653.57 = 2,760,562,664.91 : x - Step 2: Convert to fraction form
4,430,488,461.57/6,115,956,653.57 = 2,760,562,664.91/x - Step 3: Cross multiply
4,430,488,461.57x = 6,115,956,653.57 × 2,760,562,664.91 - Step 4: Simplify right side
4,430,488,461.57x = 16,883,481,598,039,439,360 - Step 5: Solve for x
x = 16,883,481,598,039,439,360/4,430,488,461.57 - Step 6: Final answer
x = 3,810,749,479.32
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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.