Finding the Fourth Proportional to 804,544,281.10, 1,206,816,421.65 and 695,492,587.90
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Solution
The fourth proportional to 804,544,281.10, 1,206,816,421.65 and 695,492,587.90 is: 1,043,238,881.85
Step by Step Solution
- Step 1: Write the proportion equation
804,544,281.10 : 1,206,816,421.65 = 695,492,587.90 : x - Step 2: Convert to fraction form
804,544,281.10/1,206,816,421.65 = 695,492,587.90/x - Step 3: Cross multiply
804,544,281.10x = 1,206,816,421.65 × 695,492,587.90 - Step 4: Simplify right side
804,544,281.10x = 839,331,876,213,576,064 - Step 5: Solve for x
x = 839,331,876,213,576,064/804,544,281.10 - Step 6: Final answer
x = 1,043,238,881.85
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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.