Finding the Fourth Proportional to 247,299,531,789.64, 370,970,665,869.76 and 68,225,518,586.92
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Solution
The fourth proportional to 247,299,531,789.64, 370,970,665,869.76 and 68,225,518,586.92 is: 102,344,172,980.60
Step by Step Solution
- Step 1: Write the proportion equation
247,299,531,789.64 : 370,970,665,869.76 = 68,225,518,586.92 : x - Step 2: Convert to fraction form
247,299,531,789.64/370,970,665,869.76 = 68,225,518,586.92/x - Step 3: Cross multiply
247,299,531,789.64x = 370,970,665,869.76 × 68,225,518,586.92 - Step 4: Simplify right side
247,299,531,789.64x = 25,309,666,059,499,398,496,256 - Step 5: Solve for x
x = 25,309,666,059,499,398,496,256/247,299,531,789.64 - Step 6: Final answer
x = 102,344,172,980.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.