Finding the Fourth Proportional to 834,261,883.37, 1,152,236,903.15 and 549,426,688.99
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Solution
The fourth proportional to 834,261,883.37, 1,152,236,903.15 and 549,426,688.99 is: 758,838,104.98
Step by Step Solution
- Step 1: Write the proportion equation
834,261,883.37 : 1,152,236,903.15 = 549,426,688.99 : x - Step 2: Convert to fraction form
834,261,883.37/1,152,236,903.15 = 549,426,688.99/x - Step 3: Cross multiply
834,261,883.37x = 1,152,236,903.15 × 549,426,688.99 - Step 4: Simplify right side
834,261,883.37x = 633,069,706,628,288,640 - Step 5: Solve for x
x = 633,069,706,628,288,640/834,261,883.37 - Step 6: Final answer
x = 758,838,104.98
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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.