Finding the Fourth Proportional to 1,451,567,995.30, 2,177,351,992.95 and 1,301,914,209.70
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Solution
The fourth proportional to 1,451,567,995.30, 2,177,351,992.95 and 1,301,914,209.70 is: 1,952,871,314.55
Step by Step Solution
- Step 1: Write the proportion equation
1,451,567,995.30 : 2,177,351,992.95 = 1,301,914,209.70 : x - Step 2: Convert to fraction form
1,451,567,995.30/2,177,351,992.95 = 1,301,914,209.70/x - Step 3: Cross multiply
1,451,567,995.30x = 2,177,351,992.95 × 1,301,914,209.70 - Step 4: Simplify right side
1,451,567,995.30x = 2,834,725,499,140,218,880 - Step 5: Solve for x
x = 2,834,725,499,140,218,880/1,451,567,995.30 - Step 6: Final answer
x = 1,952,871,314.55
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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.