Finding the Fourth Proportional to 299,286,953.24, 413,012,094.28 and 167,130,272.07
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Solution
The fourth proportional to 299,286,953.24, 413,012,094.28 and 167,130,272.07 is: 230,637,596.92
Step by Step Solution
- Step 1: Write the proportion equation
299,286,953.24 : 413,012,094.28 = 167,130,272.07 : x - Step 2: Convert to fraction form
299,286,953.24/413,012,094.28 = 167,130,272.07/x - Step 3: Cross multiply
299,286,953.24x = 413,012,094.28 × 167,130,272.07 - Step 4: Simplify right side
299,286,953.24x = 69,026,823,684,799,056 - Step 5: Solve for x
x = 69,026,823,684,799,056/299,286,953.24 - Step 6: Final answer
x = 230,637,596.92
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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.