Finding the Fourth Proportional to 101,914,856.08, 140,644,119.35 and 57,860,955.97
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Solution
The fourth proportional to 101,914,856.08, 140,644,119.35 and 57,860,955.97 is: 79,849,037.82
Step by Step Solution
- Step 1: Write the proportion equation
101,914,856.08 : 140,644,119.35 = 57,860,955.97 : x - Step 2: Convert to fraction form
101,914,856.08/140,644,119.35 = 57,860,955.97/x - Step 3: Cross multiply
101,914,856.08x = 140,644,119.35 × 57,860,955.97 - Step 4: Simplify right side
101,914,856.08x = 8,137,803,197,149,775 - Step 5: Solve for x
x = 8,137,803,197,149,775/101,914,856.08 - Step 6: Final answer
x = 79,849,037.82
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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.