Finding the Fourth Proportional to 4,491,781,730.86, 6,166,199,355.93 and 3,855,597,752.66
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Solution
The fourth proportional to 4,491,781,730.86, 6,166,199,355.93 and 3,855,597,752.66 is: 5,292,862,788.90
Step by Step Solution
- Step 1: Write the proportion equation
4,491,781,730.86 : 6,166,199,355.93 = 3,855,597,752.66 : x - Step 2: Convert to fraction form
4,491,781,730.86/6,166,199,355.93 = 3,855,597,752.66/x - Step 3: Cross multiply
4,491,781,730.86x = 6,166,199,355.93 × 3,855,597,752.66 - Step 4: Simplify right side
4,491,781,730.86x = 23,774,384,379,142,475,776 - Step 5: Solve for x
x = 23,774,384,379,142,475,776/4,491,781,730.86 - Step 6: Final answer
x = 5,292,862,788.90
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.