Finding the Fourth Proportional to 68,804,502.80, 103,085,683.68 and 64,708,339.28
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Solution
The fourth proportional to 68,804,502.80, 103,085,683.68 and 64,708,339.28 is: 96,948,646.14
Step by Step Solution
- Step 1: Write the proportion equation
68,804,502.80 : 103,085,683.68 = 64,708,339.28 : x - Step 2: Convert to fraction form
68,804,502.80/103,085,683.68 = 64,708,339.28/x - Step 3: Cross multiply
68,804,502.80x = 103,085,683.68 × 64,708,339.28 - Step 4: Simplify right side
68,804,502.80x = 6,670,503,394,476,200 - Step 5: Solve for x
x = 6,670,503,394,476,200/68,804,502.80 - Step 6: Final answer
x = 96,948,646.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.