Finding the Fourth Proportional to 239,804,447.48, 330,931,133.98 and 129,796,160.48
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Solution
The fourth proportional to 239,804,447.48, 330,931,133.98 and 129,796,160.48 is: 179,119,240.81
Step by Step Solution
- Step 1: Write the proportion equation
239,804,447.48 : 330,931,133.98 = 129,796,160.48 : x - Step 2: Convert to fraction form
239,804,447.48/330,931,133.98 = 129,796,160.48/x - Step 3: Cross multiply
239,804,447.48x = 330,931,133.98 × 129,796,160.48 - Step 4: Simplify right side
239,804,447.48x = 42,953,590,575,384,880 - Step 5: Solve for x
x = 42,953,590,575,384,880/239,804,447.48 - Step 6: Final answer
x = 179,119,240.81
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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.