Finding the Fourth Proportional to 5,834,365,280.91, 8,043,422,584.98 and 3,689,903,119.80
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Solution
The fourth proportional to 5,834,365,280.91, 8,043,422,584.98 and 3,689,903,119.80 is: 5,087,005,811.46
Step by Step Solution
- Step 1: Write the proportion equation
5,834,365,280.91 : 8,043,422,584.98 = 3,689,903,119.80 : x - Step 2: Convert to fraction form
5,834,365,280.91/8,043,422,584.98 = 3,689,903,119.80/x - Step 3: Cross multiply
5,834,365,280.91x = 8,043,422,584.98 × 3,689,903,119.80 - Step 4: Simplify right side
5,834,365,280.91x = 29,679,450,090,187,481,088 - Step 5: Solve for x
x = 29,679,450,090,187,481,088/5,834,365,280.91 - Step 6: Final answer
x = 5,087,005,811.46
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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.