Finding the Fourth Proportional to 88,751,931.22, 122,475,314.80 and 49,594,029.73
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Solution
The fourth proportional to 88,751,931.22, 122,475,314.80 and 49,594,029.73 is: 68,438,447.70
Step by Step Solution
- Step 1: Write the proportion equation
88,751,931.22 : 122,475,314.80 = 49,594,029.73 : x - Step 2: Convert to fraction form
88,751,931.22/122,475,314.80 = 49,594,029.73/x - Step 3: Cross multiply
88,751,931.22x = 122,475,314.80 × 49,594,029.73 - Step 4: Simplify right side
88,751,931.22x = 6,074,044,403,382,308 - Step 5: Solve for x
x = 6,074,044,403,382,308/88,751,931.22 - Step 6: Final answer
x = 68,438,447.70
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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.