Finding the Fourth Proportional to 7,329,121,386.70, 10,993,682,080.05 and 3,834,176,413.90
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Solution
The fourth proportional to 7,329,121,386.70, 10,993,682,080.05 and 3,834,176,413.90 is: 5,751,264,620.85
Step by Step Solution
- Step 1: Write the proportion equation
7,329,121,386.70 : 10,993,682,080.05 = 3,834,176,413.90 : x - Step 2: Convert to fraction form
7,329,121,386.70/10,993,682,080.05 = 3,834,176,413.90/x - Step 3: Cross multiply
7,329,121,386.70x = 10,993,682,080.05 × 3,834,176,413.90 - Step 4: Simplify right side
7,329,121,386.70x = 42,151,716,533,242,798,080 - Step 5: Solve for x
x = 42,151,716,533,242,798,080/7,329,121,386.70 - Step 6: Final answer
x = 5,751,264,620.85
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1.5x scale
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.