Finding the Fourth Proportional to 1,874,024,920.94, 2,811,353,413.48 and 630,159,702.95
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Solution
The fourth proportional to 1,874,024,920.94, 2,811,353,413.48 and 630,159,702.95 is: 945,345,823.39
Step by Step Solution
- Step 1: Write the proportion equation
1,874,024,920.94 : 2,811,353,413.48 = 630,159,702.95 : x - Step 2: Convert to fraction form
1,874,024,920.94/2,811,353,413.48 = 630,159,702.95/x - Step 3: Cross multiply
1,874,024,920.94x = 2,811,353,413.48 × 630,159,702.95 - Step 4: Simplify right side
1,874,024,920.94x = 1,771,601,631,934,944,000 - Step 5: Solve for x
x = 1,771,601,631,934,944,000/1,874,024,920.94 - Step 6: Final answer
x = 945,345,823.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.