Finding the Fourth Proportional to 159,501,044,611.26, 239,251,972,140.45 and 65,173,992,512.58
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Solution
The fourth proportional to 159,501,044,611.26, 239,251,972,140.45 and 65,173,992,512.58 is: 97,761,154,347.96
Step by Step Solution
- Step 1: Write the proportion equation
159,501,044,611.26 : 239,251,972,140.45 = 65,173,992,512.58 : x - Step 2: Convert to fraction form
159,501,044,611.26/239,251,972,140.45 = 65,173,992,512.58/x - Step 3: Cross multiply
159,501,044,611.26x = 239,251,972,140.45 × 65,173,992,512.58 - Step 4: Simplify right side
159,501,044,611.26x = 15,593,006,240,901,688,721,408 - Step 5: Solve for x
x = 15,593,006,240,901,688,721,408/159,501,044,611.26 - Step 6: Final answer
x = 97,761,154,347.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.