Finding the Fourth Proportional to 98,636,542.62, 148,013,264.25 and 54,953,863.98
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Solution
The fourth proportional to 98,636,542.62, 148,013,264.25 and 54,953,863.98 is: 82,463,360.69
Step by Step Solution
- Step 1: Write the proportion equation
98,636,542.62 : 148,013,264.25 = 54,953,863.98 : x - Step 2: Convert to fraction form
98,636,542.62/148,013,264.25 = 54,953,863.98/x - Step 3: Cross multiply
98,636,542.62x = 148,013,264.25 × 54,953,863.98 - Step 4: Simplify right side
98,636,542.62x = 8,133,900,790,830,296 - Step 5: Solve for x
x = 8,133,900,790,830,296/98,636,542.62 - Step 6: Final answer
x = 82,463,360.69
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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.