Finding the Fourth Proportional to 2,238,056,434.87, 3,088,527,482.07 and 1,220,804,029.73
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Solution
The fourth proportional to 2,238,056,434.87, 3,088,527,482.07 and 1,220,804,029.73 is: 1,684,714,798.65
Step by Step Solution
- Step 1: Write the proportion equation
2,238,056,434.87 : 3,088,527,482.07 = 1,220,804,029.73 : x - Step 2: Convert to fraction form
2,238,056,434.87/3,088,527,482.07 = 1,220,804,029.73/x - Step 3: Cross multiply
2,238,056,434.87x = 3,088,527,482.07 × 1,220,804,029.73 - Step 4: Simplify right side
2,238,056,434.87x = 3,770,486,796,042,906,624 - Step 5: Solve for x
x = 3,770,486,796,042,906,624/2,238,056,434.87 - Step 6: Final answer
x = 1,684,714,798.65
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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.