Finding the Fourth Proportional to 157,047,793.12, 235,679,295.52 and 54,811,830.72
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Solution
The fourth proportional to 157,047,793.12, 235,679,295.52 and 54,811,830.72 is: 82,255,301.99
Step by Step Solution
- Step 1: Write the proportion equation
157,047,793.12 : 235,679,295.52 = 54,811,830.72 : x - Step 2: Convert to fraction form
157,047,793.12/235,679,295.52 = 54,811,830.72/x - Step 3: Cross multiply
157,047,793.12x = 235,679,295.52 × 54,811,830.72 - Step 4: Simplify right side
157,047,793.12x = 12,918,013,650,251,094 - Step 5: Solve for x
x = 12,918,013,650,251,094/157,047,793.12 - Step 6: Final answer
x = 82,255,301.99
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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.