Finding the Fourth Proportional to 220,889,935.08, 304,829,034.35 and 121,768,506.77
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Solution
The fourth proportional to 220,889,935.08, 304,829,034.35 and 121,768,506.77 is: 168,041,048.67
Step by Step Solution
- Step 1: Write the proportion equation
220,889,935.08 : 304,829,034.35 = 121,768,506.77 : x - Step 2: Convert to fraction form
220,889,935.08/304,829,034.35 = 121,768,506.77/x - Step 3: Cross multiply
220,889,935.08x = 304,829,034.35 × 121,768,506.77 - Step 4: Simplify right side
220,889,935.08x = 37,118,576,330,807,552 - Step 5: Solve for x
x = 37,118,576,330,807,552/220,889,935.08 - Step 6: Final answer
x = 168,041,048.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.