Finding the Fourth Proportional to 170,585,011.99, 255,878,267.91 and 54,000,940.87
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Solution
The fourth proportional to 170,585,011.99, 255,878,267.91 and 54,000,940.87 is: 81,001,648.70
Step by Step Solution
- Step 1: Write the proportion equation
170,585,011.99 : 255,878,267.91 = 54,000,940.87 : x - Step 2: Convert to fraction form
170,585,011.99/255,878,267.91 = 54,000,940.87/x - Step 3: Cross multiply
170,585,011.99x = 255,878,267.91 × 54,000,940.87 - Step 4: Simplify right side
170,585,011.99x = 13,817,667,215,325,928 - Step 5: Solve for x
x = 13,817,667,215,325,928/170,585,011.99 - Step 6: Final answer
x = 81,001,648.70
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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.