Finding the Fourth Proportional to 121,241,701.80, 181,862,552.70 and 59,860,266.30
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Solution
The fourth proportional to 121,241,701.80, 181,862,552.70 and 59,860,266.30 is: 89,790,399.45
Step by Step Solution
- Step 1: Write the proportion equation
121,241,701.80 : 181,862,552.70 = 59,860,266.30 : x - Step 2: Convert to fraction form
121,241,701.80/181,862,552.70 = 59,860,266.30/x - Step 3: Cross multiply
121,241,701.80x = 181,862,552.70 × 59,860,266.30 - Step 4: Simplify right side
121,241,701.80x = 10,886,340,834,619,782 - Step 5: Solve for x
x = 10,886,340,834,619,782/121,241,701.80 - Step 6: Final answer
x = 89,790,399.45
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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.