Finding the Fourth Proportional to 2,146,896,363.20, 3,220,344,544.80 and 1,888,403,460.80
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Solution
The fourth proportional to 2,146,896,363.20, 3,220,344,544.80 and 1,888,403,460.80 is: 2,832,605,191.20
Step by Step Solution
- Step 1: Write the proportion equation
2,146,896,363.20 : 3,220,344,544.80 = 1,888,403,460.80 : x - Step 2: Convert to fraction form
2,146,896,363.20/3,220,344,544.80 = 1,888,403,460.80/x - Step 3: Cross multiply
2,146,896,363.20x = 3,220,344,544.80 × 1,888,403,460.80 - Step 4: Simplify right side
2,146,896,363.20x = 6,081,309,783,368,720,384 - Step 5: Solve for x
x = 6,081,309,783,368,720,384/2,146,896,363.20 - Step 6: Final answer
x = 2,832,605,191.20
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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.