Finding the Fourth Proportional to 139,896,496.20, 209,844,744.30 and 110,671,177.80
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Solution
The fourth proportional to 139,896,496.20, 209,844,744.30 and 110,671,177.80 is: 166,006,766.70
Step by Step Solution
- Step 1: Write the proportion equation
139,896,496.20 : 209,844,744.30 = 110,671,177.80 : x - Step 2: Convert to fraction form
139,896,496.20/209,844,744.30 = 110,671,177.80/x - Step 3: Cross multiply
139,896,496.20x = 209,844,744.30 × 110,671,177.80 - Step 4: Simplify right side
139,896,496.20x = 23,223,765,006,820,836 - Step 5: Solve for x
x = 23,223,765,006,820,836/139,896,496.20 - Step 6: Final answer
x = 166,006,766.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.