Finding the Fourth Proportional to 192,698,739.24, 265,917,133.14 and 104,590,862.47
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Solution
The fourth proportional to 192,698,739.24, 265,917,133.14 and 104,590,862.47 is: 144,331,521.89
Step by Step Solution
- Step 1: Write the proportion equation
192,698,739.24 : 265,917,133.14 = 104,590,862.47 : x - Step 2: Convert to fraction form
192,698,739.24/265,917,133.14 = 104,590,862.47/x - Step 3: Cross multiply
192,698,739.24x = 265,917,133.14 × 104,590,862.47 - Step 4: Simplify right side
192,698,739.24x = 27,812,502,300,662,416 - Step 5: Solve for x
x = 27,812,502,300,662,416/192,698,739.24 - Step 6: Final answer
x = 144,331,521.89
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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.