Finding the Fourth Proportional to 67,758,078.68, 93,506,740.62 and 36,818,247.32
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Solution
The fourth proportional to 67,758,078.68, 93,506,740.62 and 36,818,247.32 is: 50,809,503.00
Step by Step Solution
- Step 1: Write the proportion equation
67,758,078.68 : 93,506,740.62 = 36,818,247.32 : x - Step 2: Convert to fraction form
67,758,078.68/93,506,740.62 = 36,818,247.32/x - Step 3: Cross multiply
67,758,078.68x = 93,506,740.62 × 36,818,247.32 - Step 4: Simplify right side
67,758,078.68x = 3,442,754,302,234,250.50 - Step 5: Solve for x
x = 3,442,754,302,234,250.50/67,758,078.68 - Step 6: Final answer
x = 50,809,503.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.