Finding the Fourth Proportional to 124,504,337.48, 186,756,506.21 and 72,848,272.28
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Solution
The fourth proportional to 124,504,337.48, 186,756,506.21 and 72,848,272.28 is: 109,272,408.41
Step by Step Solution
- Step 1: Write the proportion equation
124,504,337.48 : 186,756,506.21 = 72,848,272.28 : x - Step 2: Convert to fraction form
124,504,337.48/186,756,506.21 = 72,848,272.28/x - Step 3: Cross multiply
124,504,337.48x = 186,756,506.21 × 72,848,272.28 - Step 4: Simplify right side
124,504,337.48x = 13,604,888,813,695,930 - Step 5: Solve for x
x = 13,604,888,813,695,930/124,504,337.48 - Step 6: Final answer
x = 109,272,408.41
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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.