Finding the Fourth Proportional to 1,857,717,305.07, 2,563,650,299.45 and 1,022,341,875.66
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Solution
The fourth proportional to 1,857,717,305.07, 2,563,650,299.45 and 1,022,341,875.66 is: 1,410,832,018.70
Step by Step Solution
- Step 1: Write the proportion equation
1,857,717,305.07 : 2,563,650,299.45 = 1,022,341,875.66 : x - Step 2: Convert to fraction form
1,857,717,305.07/2,563,650,299.45 = 1,022,341,875.66/x - Step 3: Cross multiply
1,857,717,305.07x = 2,563,650,299.45 × 1,022,341,875.66 - Step 4: Simplify right side
1,857,717,305.07x = 2,620,927,055,670,922,240 - Step 5: Solve for x
x = 2,620,927,055,670,922,240/1,857,717,305.07 - Step 6: Final answer
x = 1,410,832,018.70
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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.