Finding the Fourth Proportional to 4,140,098,321,655.20, 6,210,273,997,534.50 and 1,420,373,595,915
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Solution
The fourth proportional to 4,140,098,321,655.20, 6,210,273,997,534.50 and 1,420,373,595,915 is: 2,130,603,798,310.02
Step by Step Solution
- Step 1: Write the proportion equation
4,140,098,321,655.20 : 6,210,273,997,534.50 = 1,420,373,595,915 : x - Step 2: Convert to fraction form
4,140,098,321,655.20/6,210,273,997,534.50 = 1,420,373,595,915/x - Step 3: Cross multiply
4,140,098,321,655.20x = 6,210,273,997,534.50 × 1,420,373,595,915 - Step 4: Simplify right side
4,140,098,321,655.20x = 8,820,909,209,495,499,561,762,816 - Step 5: Solve for x
x = 8,820,909,209,495,499,561,762,816/4,140,098,321,655.20 - Step 6: Final answer
x = 2,130,603,798,310.02
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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.