Finding the Fourth Proportional to 1,926,239,279.08, 2,658,223,810.02 and 1,046,172,983.08
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Solution
The fourth proportional to 1,926,239,279.08, 2,658,223,810.02 and 1,046,172,983.08 is: 1,443,726,105.70
Step by Step Solution
- Step 1: Write the proportion equation
1,926,239,279.08 : 2,658,223,810.02 = 1,046,172,983.08 : x - Step 2: Convert to fraction form
1,926,239,279.08/2,658,223,810.02 = 1,046,172,983.08/x - Step 3: Cross multiply
1,926,239,279.08x = 2,658,223,810.02 × 1,046,172,983.08 - Step 4: Simplify right side
1,926,239,279.08x = 2,780,961,933,022,906,880 - Step 5: Solve for x
x = 2,780,961,933,022,906,880/1,926,239,279.08 - Step 6: Final answer
x = 1,443,726,105.70
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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.