Finding the Fourth Proportional to 607,341,181.26, 910,966,313.28 and 219,163,997.76
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Solution
The fourth proportional to 607,341,181.26, 910,966,313.28 and 219,163,997.76 is: 328,729,592.53
Step by Step Solution
- Step 1: Write the proportion equation
607,341,181.26 : 910,966,313.28 = 219,163,997.76 : x - Step 2: Convert to fraction form
607,341,181.26/910,966,313.28 = 219,163,997.76/x - Step 3: Cross multiply
607,341,181.26x = 910,966,313.28 × 219,163,997.76 - Step 4: Simplify right side
607,341,181.26x = 199,651,019,043,133,376 - Step 5: Solve for x
x = 199,651,019,043,133,376/607,341,181.26 - Step 6: Final answer
x = 328,729,592.53
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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.