Finding the Fourth Proportional to 124,871,567.70, 187,307,351.55 and 124,871,567.70
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Solution
The fourth proportional to 124,871,567.70, 187,307,351.55 and 124,871,567.70 is: 187,307,351.55
Step by Step Solution
- Step 1: Write the proportion equation
124,871,567.70 : 187,307,351.55 = 124,871,567.70 : x - Step 2: Convert to fraction form
124,871,567.70/187,307,351.55 = 124,871,567.70/x - Step 3: Cross multiply
124,871,567.70x = 187,307,351.55 × 124,871,567.70 - Step 4: Simplify right side
124,871,567.70x = 23,389,362,629,783,528 - Step 5: Solve for x
x = 23,389,362,629,783,528/124,871,567.70 - Step 6: Final answer
x = 187,307,351.55
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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.