Finding the Fourth Proportional to 973,766,257,218.90, 1,343,239,128,507.60 and 607,324,272,134.65
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Solution
The fourth proportional to 973,766,257,218.90, 1,343,239,128,507.60 and 607,324,272,134.65 is: 837,759,287,689.38
Step by Step Solution
- Step 1: Write the proportion equation
973,766,257,218.90 : 1,343,239,128,507.60 = 607,324,272,134.65 : x - Step 2: Convert to fraction form
973,766,257,218.90/1,343,239,128,507.60 = 607,324,272,134.65/x - Step 3: Cross multiply
973,766,257,218.90x = 1,343,239,128,507.60 × 607,324,272,134.65 - Step 4: Simplify right side
973,766,257,218.90x = 815,781,726,023,659,793,940,480 - Step 5: Solve for x
x = 815,781,726,023,659,793,940,480/973,766,257,218.90 - Step 6: Final answer
x = 837,759,287,689.38
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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.