Finding the Fourth Proportional to 132,257,105.60, 198,386,292.36 and 40,141,644.08
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Solution
The fourth proportional to 132,257,105.60, 198,386,292.36 and 40,141,644.08 is: 60,212,658.53
Step by Step Solution
- Step 1: Write the proportion equation
132,257,105.60 : 198,386,292.36 = 40,141,644.08 : x - Step 2: Convert to fraction form
132,257,105.60/198,386,292.36 = 40,141,644.08/x - Step 3: Cross multiply
132,257,105.60x = 198,386,292.36 × 40,141,644.08 - Step 4: Simplify right side
132,257,105.60x = 7,963,551,938,265,943 - Step 5: Solve for x
x = 7,963,551,938,265,943/132,257,105.60 - Step 6: Final answer
x = 60,212,658.53
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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.