Finding the Fourth Proportional to 228,276,708, 342,343,132.56 and 74,887,020.96
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Solution
The fourth proportional to 228,276,708, 342,343,132.56 and 74,887,020.96 is: 112,306,934.72
Step by Step Solution
- Step 1: Write the proportion equation
228,276,708 : 342,343,132.56 = 74,887,020.96 : x - Step 2: Convert to fraction form
228,276,708/342,343,132.56 = 74,887,020.96/x - Step 3: Cross multiply
228,276,708x = 342,343,132.56 × 74,887,020.96 - Step 4: Simplify right side
228,276,708x = 25,637,057,343,532,776 - Step 5: Solve for x
x = 25,637,057,343,532,776/228,276,708 - Step 6: Final answer
x = 112,306,934.72
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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.