Finding the Fourth Proportional to 773,348,375.07, 1,067,243,853.65 and 476,162,065.08
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Solution
The fourth proportional to 773,348,375.07, 1,067,243,853.65 and 476,162,065.08 is: 657,117,870.39
Step by Step Solution
- Step 1: Write the proportion equation
773,348,375.07 : 1,067,243,853.65 = 476,162,065.08 : x - Step 2: Convert to fraction form
773,348,375.07/1,067,243,853.65 = 476,162,065.08/x - Step 3: Cross multiply
773,348,375.07x = 1,067,243,853.65 × 476,162,065.08 - Step 4: Simplify right side
773,348,375.07x = 508,181,037,297,921,280 - Step 5: Solve for x
x = 508,181,037,297,921,280/773,348,375.07 - Step 6: Final answer
x = 657,117,870.39
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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.