Finding the Fourth Proportional to 3,587,652,930,208.10, 5,381,493,357,054.60 and 867,961,990,741.02
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Solution
The fourth proportional to 3,587,652,930,208.10, 5,381,493,357,054.60 and 867,961,990,741.02 is: 1,301,946,363,880.23
Step by Step Solution
- Step 1: Write the proportion equation
3,587,652,930,208.10 : 5,381,493,357,054.60 = 867,961,990,741.02 : x - Step 2: Convert to fraction form
3,587,652,930,208.10/5,381,493,357,054.60 = 867,961,990,741.02/x - Step 3: Cross multiply
3,587,652,930,208.10x = 5,381,493,357,054.60 × 867,961,990,741.02 - Step 4: Simplify right side
3,587,652,930,208.10x = 4,670,931,687,348,685,374,488,576 - Step 5: Solve for x
x = 4,670,931,687,348,685,374,488,576/3,587,652,930,208.10 - Step 6: Final answer
x = 1,301,946,363,880.23
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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.