Finding the Fourth Proportional to 837,691,250.42, 1,155,999,822.04 and 461,382,881.08
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Solution
The fourth proportional to 837,691,250.42, 1,155,999,822.04 and 461,382,881.08 is: 636,700,607.95
Step by Step Solution
- Step 1: Write the proportion equation
837,691,250.42 : 1,155,999,822.04 = 461,382,881.08 : x - Step 2: Convert to fraction form
837,691,250.42/1,155,999,822.04 = 461,382,881.08/x - Step 3: Cross multiply
837,691,250.42x = 1,155,999,822.04 × 461,382,881.08 - Step 4: Simplify right side
837,691,250.42x = 533,358,528,419,628,992 - Step 5: Solve for x
x = 533,358,528,419,628,992/837,691,250.42 - Step 6: Final answer
x = 636,700,607.95
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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.