Finding the Fourth Proportional to 88,756,277.40, 133,134,416.10 and 58,145,275.80
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Solution
The fourth proportional to 88,756,277.40, 133,134,416.10 and 58,145,275.80 is: 87,217,913.70
Step by Step Solution
- Step 1: Write the proportion equation
88,756,277.40 : 133,134,416.10 = 58,145,275.80 : x - Step 2: Convert to fraction form
88,756,277.40/133,134,416.10 = 58,145,275.80/x - Step 3: Cross multiply
88,756,277.40x = 133,134,416.10 × 58,145,275.80 - Step 4: Simplify right side
88,756,277.40x = 7,741,137,342,606,460 - Step 5: Solve for x
x = 7,741,137,342,606,460/88,756,277.40 - Step 6: Final answer
x = 87,217,913.70
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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.