Finding the Fourth Proportional to 93,647,946,325.40, 129,234,261,573.99 and 50,828,438,025.77
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Solution
The fourth proportional to 93,647,946,325.40, 129,234,261,573.99 and 50,828,438,025.77 is: 70,143,296,387.88
Step by Step Solution
- Step 1: Write the proportion equation
93,647,946,325.40 : 129,234,261,573.99 = 50,828,438,025.77 : x - Step 2: Convert to fraction form
93,647,946,325.40/129,234,261,573.99 = 50,828,438,025.77/x - Step 3: Cross multiply
93,647,946,325.40x = 129,234,261,573.99 × 50,828,438,025.77 - Step 4: Simplify right side
93,647,946,325.40x = 6,568,775,655,219,053,723,648 - Step 5: Solve for x
x = 6,568,775,655,219,053,723,648/93,647,946,325.40 - Step 6: Final answer
x = 70,143,296,387.88
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1.5x scale
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.