Finding the Fourth Proportional to 68,903,216.60, 103,257,328.44 and 38,211,296.00
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Solution
The fourth proportional to 68,903,216.60, 103,257,328.44 and 38,211,296.00 is: 57,262,875.90
Step by Step Solution
- Step 1: Write the proportion equation
68,903,216.60 : 103,257,328.44 = 38,211,296.00 : x - Step 2: Convert to fraction form
68,903,216.60/103,257,328.44 = 38,211,296.00/x - Step 3: Cross multiply
68,903,216.60x = 103,257,328.44 × 38,211,296.00 - Step 4: Simplify right side
68,903,216.60x = 3,945,596,341,448,201 - Step 5: Solve for x
x = 3,945,596,341,448,201/68,903,216.60 - Step 6: Final answer
x = 57,262,875.90
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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.