Finding the Fourth Proportional to 163,817,010.66, 245,726,434.58 and 54,641,881.98
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Solution
The fourth proportional to 163,817,010.66, 245,726,434.58 and 54,641,881.98 is: 81,963,129.37
Step by Step Solution
- Step 1: Write the proportion equation
163,817,010.66 : 245,726,434.58 = 54,641,881.98 : x - Step 2: Convert to fraction form
163,817,010.66/245,726,434.58 = 54,641,881.98/x - Step 3: Cross multiply
163,817,010.66x = 245,726,434.58 × 54,641,881.98 - Step 4: Simplify right side
163,817,010.66x = 13,426,954,837,413,340 - Step 5: Solve for x
x = 13,426,954,837,413,340/163,817,010.66 - Step 6: Final answer
x = 81,963,129.37
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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.