Finding the Fourth Proportional to 156,924,201.08, 235,383,934.80 and 70,601,648.96
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Solution
The fourth proportional to 156,924,201.08, 235,383,934.80 and 70,601,648.96 is: 105,901,408.59
Step by Step Solution
- Step 1: Write the proportion equation
156,924,201.08 : 235,383,934.80 = 70,601,648.96 : x - Step 2: Convert to fraction form
156,924,201.08/235,383,934.80 = 70,601,648.96/x - Step 3: Cross multiply
156,924,201.08x = 235,383,934.80 × 70,601,648.96 - Step 4: Simplify right side
156,924,201.08x = 16,618,493,935,573,128 - Step 5: Solve for x
x = 16,618,493,935,573,128/156,924,201.08 - Step 6: Final answer
x = 105,901,408.59
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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.