Finding the Fourth Proportional to 159,671,732.80, 220,345,707.81 and 92,696,905.48
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Solution
The fourth proportional to 159,671,732.80, 220,345,707.81 and 92,696,905.48 is: 127,920,984.46
Step by Step Solution
- Step 1: Write the proportion equation
159,671,732.80 : 220,345,707.81 = 92,696,905.48 : x - Step 2: Convert to fraction form
159,671,732.80/220,345,707.81 = 92,696,905.48/x - Step 3: Cross multiply
159,671,732.80x = 220,345,707.81 × 92,696,905.48 - Step 4: Simplify right side
159,671,732.80x = 20,425,365,249,787,268 - Step 5: Solve for x
x = 20,425,365,249,787,268/159,671,732.80 - Step 6: Final answer
x = 127,920,984.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.