Finding the Fourth Proportional to 106,602,830.34, 159,904,245.57 and 38,445,522.09
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Solution
The fourth proportional to 106,602,830.34, 159,904,245.57 and 38,445,522.09 is: 57,668,283.16
Step by Step Solution
- Step 1: Write the proportion equation
106,602,830.34 : 159,904,245.57 = 38,445,522.09 : x - Step 2: Convert to fraction form
106,602,830.34/159,904,245.57 = 38,445,522.09/x - Step 3: Cross multiply
106,602,830.34x = 159,904,245.57 × 38,445,522.09 - Step 4: Simplify right side
106,602,830.34x = 6,147,602,205,346,220 - Step 5: Solve for x
x = 6,147,602,205,346,220/106,602,830.34 - Step 6: Final answer
x = 57,668,283.16
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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.