Finding the Fourth Proportional to 2,016,465,303.70, 3,024,697,955.55 and 789,225,879.70
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Solution
The fourth proportional to 2,016,465,303.70, 3,024,697,955.55 and 789,225,879.70 is: 1,183,838,819.55
Step by Step Solution
- Step 1: Write the proportion equation
2,016,465,303.70 : 3,024,697,955.55 = 789,225,879.70 : x - Step 2: Convert to fraction form
2,016,465,303.70/3,024,697,955.55 = 789,225,879.70/x - Step 3: Cross multiply
2,016,465,303.70x = 3,024,697,955.55 × 789,225,879.70 - Step 4: Simplify right side
2,016,465,303.70x = 2,387,169,904,795,740,672 - Step 5: Solve for x
x = 2,387,169,904,795,740,672/2,016,465,303.70 - Step 6: Final answer
x = 1,183,838,819.55
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1.5x scale
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.