Finding the Fourth Proportional to 783,206,995.24, 1,174,944,335.09 and 322,893,533.80
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Solution
The fourth proportional to 783,206,995.24, 1,174,944,335.09 and 322,893,533.80 is: 484,395,479.96
Step by Step Solution
- Step 1: Write the proportion equation
783,206,995.24 : 1,174,944,335.09 = 322,893,533.80 : x - Step 2: Convert to fraction form
783,206,995.24/1,174,944,335.09 = 322,893,533.80/x - Step 3: Cross multiply
783,206,995.24x = 1,174,944,335.09 × 322,893,533.80 - Step 4: Simplify right side
783,206,995.24x = 379,381,928,368,012,288 - Step 5: Solve for x
x = 379,381,928,368,012,288/783,206,995.24 - Step 6: Final answer
x = 484,395,479.96
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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.