Finding the Fourth Proportional to 166,478,258.08, 249,219,857.76 and 100,700,331.76
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Solution
The fourth proportional to 166,478,258.08, 249,219,857.76 and 100,700,331.76 is: 150,749,549.20
Step by Step Solution
- Step 1: Write the proportion equation
166,478,258.08 : 249,219,857.76 = 100,700,331.76 : x - Step 2: Convert to fraction form
166,478,258.08/249,219,857.76 = 100,700,331.76/x - Step 3: Cross multiply
166,478,258.08x = 249,219,857.76 × 100,700,331.76 - Step 4: Simplify right side
166,478,258.08x = 25,096,522,357,612,012 - Step 5: Solve for x
x = 25,096,522,357,612,012/166,478,258.08 - Step 6: Final answer
x = 150,749,549.20
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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.