Finding the Fourth Proportional to 4,672,224,941.13, 6,447,669,898.14 and 2,528,831,235.24
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Solution
The fourth proportional to 4,672,224,941.13, 6,447,669,898.14 and 2,528,831,235.24 is: 3,489,786,822.85
Step by Step Solution
- Step 1: Write the proportion equation
4,672,224,941.13 : 6,447,669,898.14 = 2,528,831,235.24 : x - Step 2: Convert to fraction form
4,672,224,941.13/6,447,669,898.14 = 2,528,831,235.24/x - Step 3: Cross multiply
4,672,224,941.13x = 6,447,669,898.14 × 2,528,831,235.24 - Step 4: Simplify right side
4,672,224,941.13x = 16,305,069,032,933,140,480 - Step 5: Solve for x
x = 16,305,069,032,933,140,480/4,672,224,941.13 - Step 6: Final answer
x = 3,489,786,822.85
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Double scale
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.