Finding the Fourth Proportional to 357,763,898.04, 493,711,209.18 and 201,131,701.62
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Solution
The fourth proportional to 357,763,898.04, 493,711,209.18 and 201,131,701.62 is: 277,560,078.46
Step by Step Solution
- Step 1: Write the proportion equation
357,763,898.04 : 493,711,209.18 = 201,131,701.62 : x - Step 2: Convert to fraction form
357,763,898.04/493,711,209.18 = 201,131,701.62/x - Step 3: Cross multiply
357,763,898.04x = 493,711,209.18 × 201,131,701.62 - Step 4: Simplify right side
357,763,898.04x = 99,300,975,611,241,168 - Step 5: Solve for x
x = 99,300,975,611,241,168/357,763,898.04 - Step 6: Final answer
x = 277,560,078.46
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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.