Finding the Fourth Proportional to 4,791,490,263.91, 6,612,134,747.96 and 2,676,962,089.18
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Solution
The fourth proportional to 4,791,490,263.91, 6,612,134,747.96 and 2,676,962,089.18 is: 3,694,139,625.44
Step by Step Solution
- Step 1: Write the proportion equation
4,791,490,263.91 : 6,612,134,747.96 = 2,676,962,089.18 : x - Step 2: Convert to fraction form
4,791,490,263.91/6,612,134,747.96 = 2,676,962,089.18/x - Step 3: Cross multiply
4,791,490,263.91x = 6,612,134,747.96 × 2,676,962,089.18 - Step 4: Simplify right side
4,791,490,263.91x = 17,700,434,048,846,073,856 - Step 5: Solve for x
x = 17,700,434,048,846,073,856/4,791,490,263.91 - Step 6: Final answer
x = 3,694,139,625.44
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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.