Finding the Fourth Proportional to 159,353,113.94, 219,918,559.01 and 88,793,408.06
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Solution
The fourth proportional to 159,353,113.94, 219,918,559.01 and 88,793,408.06 is: 122,541,178.31
Step by Step Solution
- Step 1: Write the proportion equation
159,353,113.94 : 219,918,559.01 = 88,793,408.06 : x - Step 2: Convert to fraction form
159,353,113.94/219,918,559.01 = 88,793,408.06/x - Step 3: Cross multiply
159,353,113.94x = 219,918,559.01 × 88,793,408.06 - Step 4: Simplify right side
159,353,113.94x = 19,527,318,350,142,120 - Step 5: Solve for x
x = 19,527,318,350,142,120/159,353,113.94 - Step 6: Final answer
x = 122,541,178.31
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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.