Finding the Fourth Proportional to 251,281,573.20, 376,930,757.88 and 69,513,529.68
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Solution
The fourth proportional to 251,281,573.20, 376,930,757.88 and 69,513,529.68 is: 104,272,617.73
Step by Step Solution
- Step 1: Write the proportion equation
251,281,573.20 : 376,930,757.88 = 69,513,529.68 : x - Step 2: Convert to fraction form
251,281,573.20/376,930,757.88 = 69,513,529.68/x - Step 3: Cross multiply
251,281,573.20x = 376,930,757.88 × 69,513,529.68 - Step 4: Simplify right side
251,281,573.20x = 26,201,787,425,196,276 - Step 5: Solve for x
x = 26,201,787,425,196,276/251,281,573.20 - Step 6: Final answer
x = 104,272,617.73
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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.