Finding the Fourth Proportional to 1,234,204,352.07, 1,703,118,159.63 and 677,323,271.40
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Solution
The fourth proportional to 1,234,204,352.07, 1,703,118,159.63 and 677,323,271.40 is: 934,660,100.27
Step by Step Solution
- Step 1: Write the proportion equation
1,234,204,352.07 : 1,703,118,159.63 = 677,323,271.40 : x - Step 2: Convert to fraction form
1,234,204,352.07/1,703,118,159.63 = 677,323,271.40/x - Step 3: Cross multiply
1,234,204,352.07x = 1,703,118,159.63 × 677,323,271.40 - Step 4: Simplify right side
1,234,204,352.07x = 1,153,561,563,461,339,136 - Step 5: Solve for x
x = 1,153,561,563,461,339,136/1,234,204,352.07 - Step 6: Final answer
x = 934,660,100.27
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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.