Finding the Fourth Proportional to 3,249,689,467.74, 4,871,132,057.34 and 1,359,968,347.14
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Solution
The fourth proportional to 3,249,689,467.74, 4,871,132,057.34 and 1,359,968,347.14 is: 2,038,528,751.28
Step by Step Solution
- Step 1: Write the proportion equation
3,249,689,467.74 : 4,871,132,057.34 = 1,359,968,347.14 : x - Step 2: Convert to fraction form
3,249,689,467.74/4,871,132,057.34 = 1,359,968,347.14/x - Step 3: Cross multiply
3,249,689,467.74x = 4,871,132,057.34 × 1,359,968,347.14 - Step 4: Simplify right side
3,249,689,467.74x = 6,624,585,412,721,348,608 - Step 5: Solve for x
x = 6,624,585,412,721,348,608/3,249,689,467.74 - Step 6: Final answer
x = 2,038,528,751.28
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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.