Finding the Fourth Proportional to 137,917,819.62, 206,927,174.93 and 64,176,768.80
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Solution
The fourth proportional to 137,917,819.62, 206,927,174.93 and 64,176,768.80 is: 96,288,626.80
Step by Step Solution
- Step 1: Write the proportion equation
137,917,819.62 : 206,927,174.93 = 64,176,768.80 : x - Step 2: Convert to fraction form
137,917,819.62/206,927,174.93 = 64,176,768.80/x - Step 3: Cross multiply
137,917,819.62x = 206,927,174.93 × 64,176,768.80 - Step 4: Simplify right side
137,917,819.62x = 13,279,917,462,564,248 - Step 5: Solve for x
x = 13,279,917,462,564,248/137,917,819.62 - Step 6: Final answer
x = 96,288,626.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.