Finding the Fourth Proportional to 2,058,258,034.20, 2,840,393,926.44 and 1,118,458,440.48
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Solution
The fourth proportional to 2,058,258,034.20, 2,840,393,926.44 and 1,118,458,440.48 is: 1,543,471,473.71
Step by Step Solution
- Step 1: Write the proportion equation
2,058,258,034.20 : 2,840,393,926.44 = 1,118,458,440.48 : x - Step 2: Convert to fraction form
2,058,258,034.20/2,840,393,926.44 = 1,118,458,440.48/x - Step 3: Cross multiply
2,058,258,034.20x = 2,840,393,926.44 × 1,118,458,440.48 - Step 4: Simplify right side
2,058,258,034.20x = 3,176,862,561,314,946,560 - Step 5: Solve for x
x = 3,176,862,561,314,946,560/2,058,258,034.20 - Step 6: Final answer
x = 1,543,471,473.71
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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.