Finding the Fourth Proportional to 192,574,476.90, 265,752,778.11 and 110,070,033.12
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Solution
The fourth proportional to 192,574,476.90, 265,752,778.11 and 110,070,033.12 is: 151,896,645.70
Step by Step Solution
- Step 1: Write the proportion equation
192,574,476.90 : 265,752,778.11 = 110,070,033.12 : x - Step 2: Convert to fraction form
192,574,476.90/265,752,778.11 = 110,070,033.12/x - Step 3: Cross multiply
192,574,476.90x = 265,752,778.11 × 110,070,033.12 - Step 4: Simplify right side
192,574,476.90x = 29,251,417,088,299,712 - Step 5: Solve for x
x = 29,251,417,088,299,712/192,574,476.90 - Step 6: Final answer
x = 151,896,645.70
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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.