Finding the Fourth Proportional to 276,037,700.70, 413,704,881.45 and 146,707,268.70
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Solution
The fourth proportional to 276,037,700.70, 413,704,881.45 and 146,707,268.70 is: 219,873,999.28
Step by Step Solution
- Step 1: Write the proportion equation
276,037,700.70 : 413,704,881.45 = 146,707,268.70 : x - Step 2: Convert to fraction form
276,037,700.70/413,704,881.45 = 146,707,268.70/x - Step 3: Cross multiply
276,037,700.70x = 413,704,881.45 × 146,707,268.70 - Step 4: Simplify right side
276,037,700.70x = 60,693,513,205,386,792 - Step 5: Solve for x
x = 60,693,513,205,386,792/276,037,700.70 - Step 6: Final answer
x = 219,873,999.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.