Finding the Fourth Proportional to 4,873,520,731.59, 6,725,453,508.87 and 2,730,142,479.05
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Solution
The fourth proportional to 4,873,520,731.59, 6,725,453,508.87 and 2,730,142,479.05 is: 3,767,593,763.66
Step by Step Solution
- Step 1: Write the proportion equation
4,873,520,731.59 : 6,725,453,508.87 = 2,730,142,479.05 : x - Step 2: Convert to fraction form
4,873,520,731.59/6,725,453,508.87 = 2,730,142,479.05/x - Step 3: Cross multiply
4,873,520,731.59x = 6,725,453,508.87 × 2,730,142,479.05 - Step 4: Simplify right side
4,873,520,731.59x = 18,361,446,315,428,212,736 - Step 5: Solve for x
x = 18,361,446,315,428,212,736/4,873,520,731.59 - Step 6: Final answer
x = 3,767,593,763.66
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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.