Finding the Fourth Proportional to 91,230,395.23, 125,866,394.80 and 69,180,925.15
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Solution
The fourth proportional to 91,230,395.23, 125,866,394.80 and 69,180,925.15 is: 95,445,751.56
Step by Step Solution
- Step 1: Write the proportion equation
91,230,395.23 : 125,866,394.80 = 69,180,925.15 : x - Step 2: Convert to fraction form
91,230,395.23/125,866,394.80 = 69,180,925.15/x - Step 3: Cross multiply
91,230,395.23x = 125,866,394.80 × 69,180,925.15 - Step 4: Simplify right side
91,230,395.23x = 8,707,553,637,559,150 - Step 5: Solve for x
x = 8,707,553,637,559,150/91,230,395.23 - Step 6: Final answer
x = 95,445,751.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.