Finding the Fourth Proportional to 149,537,897.40, 224,537,793.30 and 81,513,449.40
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Solution
The fourth proportional to 149,537,897.40, 224,537,793.30 and 81,513,449.40 is: 122,396,063.95
Step by Step Solution
- Step 1: Write the proportion equation
149,537,897.40 : 224,537,793.30 = 81,513,449.40 : x - Step 2: Convert to fraction form
149,537,897.40/224,537,793.30 = 81,513,449.40/x - Step 3: Cross multiply
149,537,897.40x = 224,537,793.30 × 81,513,449.40 - Step 4: Simplify right side
149,537,897.40x = 18,302,850,052,547,212 - Step 5: Solve for x
x = 18,302,850,052,547,212/149,537,897.40 - Step 6: Final answer
x = 122,396,063.95
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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.