Finding the Fourth Proportional to 75,834,178,331.24, 104,611,490,042.54 and 46,889,115,659.71
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Solution
The fourth proportional to 75,834,178,331.24, 104,611,490,042.54 and 46,889,115,659.71 is: 64,682,447,464.70
Step by Step Solution
- Step 1: Write the proportion equation
75,834,178,331.24 : 104,611,490,042.54 = 46,889,115,659.71 : x - Step 2: Convert to fraction form
75,834,178,331.24/104,611,490,042.54 = 46,889,115,659.71/x - Step 3: Cross multiply
75,834,178,331.24x = 104,611,490,042.54 × 46,889,115,659.71 - Step 4: Simplify right side
75,834,178,331.24x = 4,905,140,255,938,945,482,752 - Step 5: Solve for x
x = 4,905,140,255,938,945,482,752/75,834,178,331.24 - Step 6: Final answer
x = 64,682,447,464.70
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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.