Finding the Fourth Proportional to 144,079,343.94, 216,205,089.84 and 132,357,309.06
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Solution
The fourth proportional to 144,079,343.94, 216,205,089.84 and 132,357,309.06 is: 198,615,034.70
Step by Step Solution
- Step 1: Write the proportion equation
144,079,343.94 : 216,205,089.84 = 132,357,309.06 : x - Step 2: Convert to fraction form
144,079,343.94/216,205,089.84 = 132,357,309.06/x - Step 3: Cross multiply
144,079,343.94x = 216,205,089.84 × 132,357,309.06 - Step 4: Simplify right side
144,079,343.94x = 28,616,323,896,297,948 - Step 5: Solve for x
x = 28,616,323,896,297,948/144,079,343.94 - Step 6: Final answer
x = 198,615,034.70
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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.