Finding the Fourth Proportional to 251,281,581.20, 376,930,769.88 and 69,513,537.68
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Solution
The fourth proportional to 251,281,581.20, 376,930,769.88 and 69,513,537.68 is: 104,272,629.73
Step by Step Solution
- Step 1: Write the proportion equation
251,281,581.20 : 376,930,769.88 = 69,513,537.68 : x - Step 2: Convert to fraction form
251,281,581.20/376,930,769.88 = 69,513,537.68/x - Step 3: Cross multiply
251,281,581.20x = 376,930,769.88 × 69,513,537.68 - Step 4: Simplify right side
251,281,581.20x = 26,201,791,274,804,792 - Step 5: Solve for x
x = 26,201,791,274,804,792/251,281,581.20 - Step 6: Final answer
x = 104,272,629.73
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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.