Finding the Fourth Proportional to 158,282,051.22, 237,072,281.97 and 121,620,582.90
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Solution
The fourth proportional to 158,282,051.22, 237,072,281.97 and 121,620,582.90 is: 182,161,330.99
Step by Step Solution
- Step 1: Write the proportion equation
158,282,051.22 : 237,072,281.97 = 121,620,582.90 : x - Step 2: Convert to fraction form
158,282,051.22/237,072,281.97 = 121,620,582.90/x - Step 3: Cross multiply
158,282,051.22x = 237,072,281.97 × 121,620,582.90 - Step 4: Simplify right side
158,282,051.22x = 28,832,869,122,624,560 - Step 5: Solve for x
x = 28,832,869,122,624,560/158,282,051.22 - Step 6: Final answer
x = 182,161,330.99
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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.