Finding the Fourth Proportional to 132,185,306.58, 198,355,564.35 and 55,502,438.10
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Solution
The fourth proportional to 132,185,306.58, 198,355,564.35 and 55,502,438.10 is: 83,286,242.00
Step by Step Solution
- Step 1: Write the proportion equation
132,185,306.58 : 198,355,564.35 = 55,502,438.10 : x - Step 2: Convert to fraction form
132,185,306.58/198,355,564.35 = 55,502,438.10/x - Step 3: Cross multiply
132,185,306.58x = 198,355,564.35 × 55,502,438.10 - Step 4: Simplify right side
132,185,306.58x = 11,009,217,432,126,442 - Step 5: Solve for x
x = 11,009,217,432,126,442/132,185,306.58 - Step 6: Final answer
x = 83,286,242.00
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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.