Finding the Fourth Proportional to 973,766,257,477.86, 1,343,239,128,864.80 and 607,324,272,393.54
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Solution
The fourth proportional to 973,766,257,477.86, 1,343,239,128,864.80 and 607,324,272,393.54 is: 837,759,288,046.49
Step by Step Solution
- Step 1: Write the proportion equation
973,766,257,477.86 : 1,343,239,128,864.80 = 607,324,272,393.54 : x - Step 2: Convert to fraction form
973,766,257,477.86/1,343,239,128,864.80 = 607,324,272,393.54/x - Step 3: Cross multiply
973,766,257,477.86x = 1,343,239,128,864.80 × 607,324,272,393.54 - Step 4: Simplify right side
973,766,257,477.86x = 815,781,726,588,347,195,850,752 - Step 5: Solve for x
x = 815,781,726,588,347,195,850,752/973,766,257,477.86 - Step 6: Final answer
x = 837,759,288,046.49
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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.