Finding the Fourth Proportional to 972,928,702.00, 1,461,721,256.99 and 623,858,676.99
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Solution
The fourth proportional to 972,928,702.00, 1,461,721,256.99 and 623,858,676.99 is: 937,280,900.07
Step by Step Solution
- Step 1: Write the proportion equation
972,928,702.00 : 1,461,721,256.99 = 623,858,676.99 : x - Step 2: Convert to fraction form
972,928,702.00/1,461,721,256.99 = 623,858,676.99/x - Step 3: Cross multiply
972,928,702.00x = 1,461,721,256.99 × 623,858,676.99 - Step 4: Simplify right side
972,928,702.00x = 911,907,489,515,500,928 - Step 5: Solve for x
x = 911,907,489,515,500,928/972,928,702.00 - Step 6: Final answer
x = 937,280,900.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.