Finding the Fourth Proportional to 1,564,153,614.20, 2,340,183,803.70 and 1,019,958,030.20
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Solution
The fourth proportional to 1,564,153,614.20, 2,340,183,803.70 and 1,019,958,030.20 is: 1,525,994,148.57
Step by Step Solution
- Step 1: Write the proportion equation
1,564,153,614.20 : 2,340,183,803.70 = 1,019,958,030.20 : x - Step 2: Convert to fraction form
1,564,153,614.20/2,340,183,803.70 = 1,019,958,030.20/x - Step 3: Cross multiply
1,564,153,614.20x = 2,340,183,803.70 × 1,019,958,030.20 - Step 4: Simplify right side
1,564,153,614.20x = 2,386,889,262,727,795,200 - Step 5: Solve for x
x = 2,386,889,262,727,795,200/1,564,153,614.20 - Step 6: Final answer
x = 1,525,994,148.57
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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.