Finding the Fourth Proportional to 97,248,824.24, 145,883,455.15 and 31,675,068.29
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Solution
The fourth proportional to 97,248,824.24, 145,883,455.15 and 31,675,068.29 is: 47,515,930.82
Step by Step Solution
- Step 1: Write the proportion equation
97,248,824.24 : 145,883,455.15 = 31,675,068.29 : x - Step 2: Convert to fraction form
97,248,824.24/145,883,455.15 = 31,675,068.29/x - Step 3: Cross multiply
97,248,824.24x = 145,883,455.15 × 31,675,068.29 - Step 4: Simplify right side
97,248,824.24x = 4,620,868,404,542,923 - Step 5: Solve for x
x = 4,620,868,404,542,923/97,248,824.24 - Step 6: Final answer
x = 47,515,930.82
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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.