Finding the Fourth Proportional to 267,447,498.96, 369,130,478.76 and 173,478,101.36
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Solution
The fourth proportional to 267,447,498.96, 369,130,478.76 and 173,478,101.36 is: 239,434,112.71
Step by Step Solution
- Step 1: Write the proportion equation
267,447,498.96 : 369,130,478.76 = 173,478,101.36 : x - Step 2: Convert to fraction form
267,447,498.96/369,130,478.76 = 173,478,101.36/x - Step 3: Cross multiply
267,447,498.96x = 369,130,478.76 × 173,478,101.36 - Step 4: Simplify right side
267,447,498.96x = 64,036,054,609,392,608 - Step 5: Solve for x
x = 64,036,054,609,392,608/267,447,498.96 - Step 6: Final answer
x = 239,434,112.71
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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.