Finding the Fourth Proportional to 801,814,412.54, 1,202,723,860.92 and 249,197,647.68
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Solution
The fourth proportional to 801,814,412.54, 1,202,723,860.92 and 249,197,647.68 is: 373,797,168.35
Step by Step Solution
- Step 1: Write the proportion equation
801,814,412.54 : 1,202,723,860.92 = 249,197,647.68 : x - Step 2: Convert to fraction form
801,814,412.54/1,202,723,860.92 = 249,197,647.68/x - Step 3: Cross multiply
801,814,412.54x = 1,202,723,860.92 × 249,197,647.68 - Step 4: Simplify right side
801,814,412.54x = 299,715,956,949,871,488 - Step 5: Solve for x
x = 299,715,956,949,871,488/801,814,412.54 - Step 6: Final answer
x = 373,797,168.35
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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.