Finding the Fourth Proportional to 472,582,304.94, 652,199,637.99 and 260,929,939.78
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Solution
The fourth proportional to 472,582,304.94, 652,199,637.99 and 260,929,939.78 is: 360,103,225.38
Step by Step Solution
- Step 1: Write the proportion equation
472,582,304.94 : 652,199,637.99 = 260,929,939.78 : x - Step 2: Convert to fraction form
472,582,304.94/652,199,637.99 = 260,929,939.78/x - Step 3: Cross multiply
472,582,304.94x = 652,199,637.99 × 260,929,939.78 - Step 4: Simplify right side
472,582,304.94x = 170,178,412,265,268,512 - Step 5: Solve for x
x = 170,178,412,265,268,512/472,582,304.94 - Step 6: Final answer
x = 360,103,225.38
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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.