Finding the Fourth Proportional to 178,275,747.74, 245,997,803.93 and 103,917,704.00
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Solution
The fourth proportional to 178,275,747.74, 245,997,803.93 and 103,917,704.00 is: 143,393,183.29
Step by Step Solution
- Step 1: Write the proportion equation
178,275,747.74 : 245,997,803.93 = 103,917,704.00 : x - Step 2: Convert to fraction form
178,275,747.74/245,997,803.93 = 103,917,704.00/x - Step 3: Cross multiply
178,275,747.74x = 245,997,803.93 × 103,917,704.00 - Step 4: Simplify right side
178,275,747.74x = 25,563,526,971,698,200 - Step 5: Solve for x
x = 25,563,526,971,698,200/178,275,747.74 - Step 6: Final answer
x = 143,393,183.29
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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.