Finding the Fourth Proportional to 1,448,971,973.10, 2,173,804,724.70 and 466,490,353.39
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Solution
The fourth proportional to 1,448,971,973.10, 2,173,804,724.70 and 466,490,353.39 is: 699,847,169.61
Step by Step Solution
- Step 1: Write the proportion equation
1,448,971,973.10 : 2,173,804,724.70 = 466,490,353.39 : x - Step 2: Convert to fraction form
1,448,971,973.10/2,173,804,724.70 = 466,490,353.39/x - Step 3: Cross multiply
1,448,971,973.10x = 2,173,804,724.70 × 466,490,353.39 - Step 4: Simplify right side
1,448,971,973.10x = 1,014,058,934,220,720,000 - Step 5: Solve for x
x = 1,014,058,934,220,720,000/1,448,971,973.10 - Step 6: Final answer
x = 699,847,169.61
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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.