Finding the Fourth Proportional to 815,771,569,302.85, 1,125,768,265,547.50 and 444,983,067,626.17
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Solution
The fourth proportional to 815,771,569,302.85, 1,125,768,265,547.50 and 444,983,067,626.17 is: 614,078,542,437.59
Step by Step Solution
- Step 1: Write the proportion equation
815,771,569,302.85 : 1,125,768,265,547.50 = 444,983,067,626.17 : x - Step 2: Convert to fraction form
815,771,569,302.85/1,125,768,265,547.50 = 444,983,067,626.17/x - Step 3: Cross multiply
815,771,569,302.85x = 1,125,768,265,547.50 × 444,983,067,626.17 - Step 4: Simplify right side
815,771,569,302.85x = 500,947,816,239,519,250,776,064 - Step 5: Solve for x
x = 500,947,816,239,519,250,776,064/815,771,569,302.85 - Step 6: Final answer
x = 614,078,542,437.59
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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.