Finding the Fourth Proportional to 187,779,606.99, 281,470,611.07 and 63,163,604.09
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Solution
The fourth proportional to 187,779,606.99, 281,470,611.07 and 63,163,604.09 is: 94,678,535.78
Step by Step Solution
- Step 1: Write the proportion equation
187,779,606.99 : 281,470,611.07 = 63,163,604.09 : x - Step 2: Convert to fraction form
187,779,606.99/281,470,611.07 = 63,163,604.09/x - Step 3: Cross multiply
187,779,606.99x = 281,470,611.07 × 63,163,604.09 - Step 4: Simplify right side
187,779,606.99x = 17,778,698,239,188,498 - Step 5: Solve for x
x = 17,778,698,239,188,498/187,779,606.99 - Step 6: Final answer
x = 94,678,535.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.