Finding the Fourth Proportional to 125,358,233.25, 187,938,453.89 and 79,202,816.00
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Solution
The fourth proportional to 125,358,233.25, 187,938,453.89 and 79,202,816.00 is: 118,741,740.34
Step by Step Solution
- Step 1: Write the proportion equation
125,358,233.25 : 187,938,453.89 = 79,202,816.00 : x - Step 2: Convert to fraction form
125,358,233.25/187,938,453.89 = 79,202,816.00/x - Step 3: Cross multiply
125,358,233.25x = 187,938,453.89 × 79,202,816.00 - Step 4: Simplify right side
125,358,233.25x = 14,885,254,781,438,448 - Step 5: Solve for x
x = 14,885,254,781,438,448/125,358,233.25 - Step 6: Final answer
x = 118,741,740.34
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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.