Finding the Fourth Proportional to 288,717,604, 432,903,452.60 and 91,895,994.80
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Solution
The fourth proportional to 288,717,604, 432,903,452.60 and 91,895,994.80 is: 137,788,942.82
Step by Step Solution
- Step 1: Write the proportion equation
288,717,604 : 432,903,452.60 = 91,895,994.80 : x - Step 2: Convert to fraction form
288,717,604/432,903,452.60 = 91,895,994.80/x - Step 3: Cross multiply
288,717,604x = 432,903,452.60 × 91,895,994.80 - Step 4: Simplify right side
288,717,604x = 39,782,093,429,031,648 - Step 5: Solve for x
x = 39,782,093,429,031,648/288,717,604 - Step 6: Final answer
x = 137,788,942.82
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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.