Finding the Fourth Proportional to 7,420,727,564.17, 10,241,723,441.49 and 4,525,558,904.00
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Solution
The fourth proportional to 7,420,727,564.17, 10,241,723,441.49 and 4,525,558,904.00 is: 6,245,953,959.65
Step by Step Solution
- Step 1: Write the proportion equation
7,420,727,564.17 : 10,241,723,441.49 = 4,525,558,904.00 : x - Step 2: Convert to fraction form
7,420,727,564.17/10,241,723,441.49 = 4,525,558,904.00/x - Step 3: Cross multiply
7,420,727,564.17x = 10,241,723,441.49 × 4,525,558,904.00 - Step 4: Simplify right side
7,420,727,564.17x = 46,349,522,712,902,959,104 - Step 5: Solve for x
x = 46,349,522,712,902,959,104/7,420,727,564.17 - Step 6: Final answer
x = 6,245,953,959.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.