Finding the Fourth Proportional to 130,122,840.24, 179,558,082.99 and 74,357,194.23
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Solution
The fourth proportional to 130,122,840.24, 179,558,082.99 and 74,357,194.23 is: 102,606,392.76
Step by Step Solution
- Step 1: Write the proportion equation
130,122,840.24 : 179,558,082.99 = 74,357,194.23 : x - Step 2: Convert to fraction form
130,122,840.24/179,558,082.99 = 74,357,194.23/x - Step 3: Cross multiply
130,122,840.24x = 179,558,082.99 × 74,357,194.23 - Step 4: Simplify right side
130,122,840.24x = 13,351,435,252,453,890 - Step 5: Solve for x
x = 13,351,435,252,453,890/130,122,840.24 - Step 6: Final answer
x = 102,606,392.76
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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.