Finding the Fourth Proportional to 135,328,678.63, 203,078,413.00 and 57,605,465.18
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Solution
The fourth proportional to 135,328,678.63, 203,078,413.00 and 57,605,465.18 is: 86,444,547.96
Step by Step Solution
- Step 1: Write the proportion equation
135,328,678.63 : 203,078,413.00 = 57,605,465.18 : x - Step 2: Convert to fraction form
135,328,678.63/203,078,413.00 = 57,605,465.18/x - Step 3: Cross multiply
135,328,678.63x = 203,078,413.00 × 57,605,465.18 - Step 4: Simplify right side
135,328,678.63x = 11,698,426,449,460,284 - Step 5: Solve for x
x = 11,698,426,449,460,284/135,328,678.63 - Step 6: Final answer
x = 86,444,547.96
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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.