Finding the Fourth Proportional to 195,905,328.40, 293,857,948.71 and 71,417,289.94
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Solution
The fourth proportional to 195,905,328.40, 293,857,948.71 and 71,417,289.94 is: 107,125,918.91
Step by Step Solution
- Step 1: Write the proportion equation
195,905,328.40 : 293,857,948.71 = 71,417,289.94 : x - Step 2: Convert to fraction form
195,905,328.40/293,857,948.71 = 71,417,289.94/x - Step 3: Cross multiply
195,905,328.40x = 293,857,948.71 × 71,417,289.94 - Step 4: Simplify right side
195,905,328.40x = 20,986,538,323,461,072 - Step 5: Solve for x
x = 20,986,538,323,461,072/195,905,328.40 - Step 6: Final answer
x = 107,125,918.91
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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.