Finding the Fourth Proportional to 98,429,886.13, 147,610,638.18 and 54,777,260.41
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Solution
The fourth proportional to 98,429,886.13, 147,610,638.18 and 54,777,260.41 is: 82,146,862.96
Step by Step Solution
- Step 1: Write the proportion equation
98,429,886.13 : 147,610,638.18 = 54,777,260.41 : x - Step 2: Convert to fraction form
98,429,886.13/147,610,638.18 = 54,777,260.41/x - Step 3: Cross multiply
98,429,886.13x = 147,610,638.18 × 54,777,260.41 - Step 4: Simplify right side
98,429,886.13x = 8,085,706,366,872,148 - Step 5: Solve for x
x = 8,085,706,366,872,148/98,429,886.13 - Step 6: Final answer
x = 82,146,862.96
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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.