Finding the Fourth Proportional to 299,616,266.80, 448,752,553.80 and 245,868,554.80
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Solution
The fourth proportional to 299,616,266.80, 448,752,553.80 and 245,868,554.80 is: 368,251,507.32
Step by Step Solution
- Step 1: Write the proportion equation
299,616,266.80 : 448,752,553.80 = 245,868,554.80 : x - Step 2: Convert to fraction form
299,616,266.80/448,752,553.80 = 245,868,554.80/x - Step 3: Cross multiply
299,616,266.80x = 448,752,553.80 × 245,868,554.80 - Step 4: Simplify right side
299,616,266.80x = 110,334,141,865,615,264 - Step 5: Solve for x
x = 110,334,141,865,615,264/299,616,266.80 - Step 6: Final answer
x = 368,251,507.32
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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.