Finding the Fourth Proportional to 132,349,869.80, 198,524,804.70 and 98,337,645.80
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Solution
The fourth proportional to 132,349,869.80, 198,524,804.70 and 98,337,645.80 is: 147,506,468.70
Step by Step Solution
- Step 1: Write the proportion equation
132,349,869.80 : 198,524,804.70 = 98,337,645.80 : x - Step 2: Convert to fraction form
132,349,869.80/198,524,804.70 = 98,337,645.80/x - Step 3: Cross multiply
132,349,869.80x = 198,524,804.70 × 98,337,645.80 - Step 4: Simplify right side
132,349,869.80x = 19,522,461,927,102,772 - Step 5: Solve for x
x = 19,522,461,927,102,772/132,349,869.80 - Step 6: Final answer
x = 147,506,468.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.