Finding the Fourth Proportional to 841,426,964.52, 1,262,203,891.68 and 251,170,579.92
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Solution
The fourth proportional to 841,426,964.52, 1,262,203,891.68 and 251,170,579.92 is: 376,774,808.53
Step by Step Solution
- Step 1: Write the proportion equation
841,426,964.52 : 1,262,203,891.68 = 251,170,579.92 : x - Step 2: Convert to fraction form
841,426,964.52/1,262,203,891.68 = 251,170,579.92/x - Step 3: Cross multiply
841,426,964.52x = 1,262,203,891.68 × 251,170,579.92 - Step 4: Simplify right side
841,426,964.52x = 317,028,483,450,546,432 - Step 5: Solve for x
x = 317,028,483,450,546,432/841,426,964.52 - Step 6: Final answer
x = 376,774,808.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.