Finding the Fourth Proportional to 193,326,045.34, 266,795,607.87 and 105,225,749.26
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Solution
The fourth proportional to 193,326,045.34, 266,795,607.87 and 105,225,749.26 is: 145,214,617.55
Step by Step Solution
- Step 1: Write the proportion equation
193,326,045.34 : 266,795,607.87 = 105,225,749.26 : x - Step 2: Convert to fraction form
193,326,045.34/266,795,607.87 = 105,225,749.26/x - Step 3: Cross multiply
193,326,045.34x = 266,795,607.87 × 105,225,749.26 - Step 4: Simplify right side
193,326,045.34x = 28,073,767,737,397,904 - Step 5: Solve for x
x = 28,073,767,737,397,904/193,326,045.34 - Step 6: Final answer
x = 145,214,617.55
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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.