Finding the Fourth Proportional to 213,129,866.15, 294,116,110.71 and 119,045,351.87
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Solution
The fourth proportional to 213,129,866.15, 294,116,110.71 and 119,045,351.87 is: 164,280,851.50
Step by Step Solution
- Step 1: Write the proportion equation
213,129,866.15 : 294,116,110.71 = 119,045,351.87 : x - Step 2: Convert to fraction form
213,129,866.15/294,116,110.71 = 119,045,351.87/x - Step 3: Cross multiply
213,129,866.15x = 294,116,110.71 × 119,045,351.87 - Step 4: Simplify right side
213,129,866.15x = 35,013,155,889,963,992 - Step 5: Solve for x
x = 35,013,155,889,963,992/213,129,866.15 - Step 6: Final answer
x = 164,280,851.50
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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.