Finding the Fourth Proportional to 856,034,053.57, 1,281,871,271.36 and 564,015,859.09
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Solution
The fourth proportional to 856,034,053.57, 1,281,871,271.36 and 564,015,859.09 is: 844,587,576.09
Step by Step Solution
- Step 1: Write the proportion equation
856,034,053.57 : 1,281,871,271.36 = 564,015,859.09 : x - Step 2: Convert to fraction form
856,034,053.57/1,281,871,271.36 = 564,015,859.09/x - Step 3: Cross multiply
856,034,053.57x = 1,281,871,271.36 × 564,015,859.09 - Step 4: Simplify right side
856,034,053.57x = 722,995,726,356,080,896 - Step 5: Solve for x
x = 722,995,726,356,080,896/856,034,053.57 - Step 6: Final answer
x = 844,587,576.09
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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.