Finding the Fourth Proportional to 801,814,406.05, 1,202,723,851.18 and 249,197,641.17
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Solution
The fourth proportional to 801,814,406.05, 1,202,723,851.18 and 249,197,641.17 is: 373,797,158.58
Step by Step Solution
- Step 1: Write the proportion equation
801,814,406.05 : 1,202,723,851.18 = 249,197,641.17 : x - Step 2: Convert to fraction form
801,814,406.05/1,202,723,851.18 = 249,197,641.17/x - Step 3: Cross multiply
801,814,406.05x = 1,202,723,851.18 × 249,197,641.17 - Step 4: Simplify right side
801,814,406.05x = 299,715,946,692,954,112 - Step 5: Solve for x
x = 299,715,946,692,954,112/801,814,406.05 - Step 6: Final answer
x = 373,797,158.58
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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.