Finding the Fourth Proportional to 2,477,837,828.76, 3,716,796,154.50 and 1,379,424,252.12
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Solution
The fourth proportional to 2,477,837,828.76, 3,716,796,154.50 and 1,379,424,252.12 is: 2,069,158,318.67
Step by Step Solution
- Step 1: Write the proportion equation
2,477,837,828.76 : 3,716,796,154.50 = 1,379,424,252.12 : x - Step 2: Convert to fraction form
2,477,837,828.76/3,716,796,154.50 = 1,379,424,252.12/x - Step 3: Cross multiply
2,477,837,828.76x = 3,716,796,154.50 × 1,379,424,252.12 - Step 4: Simplify right side
2,477,837,828.76x = 5,127,038,755,703,654,400 - Step 5: Solve for x
x = 5,127,038,755,703,654,400/2,477,837,828.76 - Step 6: Final answer
x = 2,069,158,318.67
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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.