Finding the Fourth Proportional to 75,834,178,332.74, 104,611,490,044.62 and 46,889,115,661.21
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Solution
The fourth proportional to 75,834,178,332.74, 104,611,490,044.62 and 46,889,115,661.21 is: 64,682,447,466.78
Step by Step Solution
- Step 1: Write the proportion equation
75,834,178,332.74 : 104,611,490,044.62 = 46,889,115,661.21 : x - Step 2: Convert to fraction form
75,834,178,332.74/104,611,490,044.62 = 46,889,115,661.21/x - Step 3: Cross multiply
75,834,178,332.74x = 104,611,490,044.62 × 46,889,115,661.21 - Step 4: Simplify right side
75,834,178,332.74x = 4,905,140,256,193,705,410,560 - Step 5: Solve for x
x = 4,905,140,256,193,705,410,560/75,834,178,332.74 - Step 6: Final answer
x = 64,682,447,466.78
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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.