Finding the Fourth Proportional to 5,125,675,253.34, 7,073,706,491.39 and 2,867,480,068.44
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Solution
The fourth proportional to 5,125,675,253.34, 7,073,706,491.39 and 2,867,480,068.44 is: 3,957,276,138.56
Step by Step Solution
- Step 1: Write the proportion equation
5,125,675,253.34 : 7,073,706,491.39 = 2,867,480,068.44 : x - Step 2: Convert to fraction form
5,125,675,253.34/7,073,706,491.39 = 2,867,480,068.44/x - Step 3: Cross multiply
5,125,675,253.34x = 7,073,706,491.39 × 2,867,480,068.44 - Step 4: Simplify right side
5,125,675,253.34x = 20,283,712,374,062,637,056 - Step 5: Solve for x
x = 20,283,712,374,062,637,056/5,125,675,253.34 - Step 6: Final answer
x = 3,957,276,138.56
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1.5x scale
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.