Finding the Fourth Proportional to 432,395,147.31, 648,610,658.28 and 125,687,260.14
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Solution
The fourth proportional to 432,395,147.31, 648,610,658.28 and 125,687,260.14 is: 188,536,104.17
Step by Step Solution
- Step 1: Write the proportion equation
432,395,147.31 : 648,610,658.28 = 125,687,260.14 : x - Step 2: Convert to fraction form
432,395,147.31/648,610,658.28 = 125,687,260.14/x - Step 3: Cross multiply
432,395,147.31x = 648,610,658.28 × 125,687,260.14 - Step 4: Simplify right side
432,395,147.31x = 81,522,096,536,815,008 - Step 5: Solve for x
x = 81,522,096,536,815,008/432,395,147.31 - Step 6: Final answer
x = 188,536,104.17
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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.