Finding the Fourth Proportional to 2,774,313,567.60, 4,161,470,351.40 and 1,139,711,276.40
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Solution
The fourth proportional to 2,774,313,567.60, 4,161,470,351.40 and 1,139,711,276.40 is: 1,709,566,914.60
Step by Step Solution
- Step 1: Write the proportion equation
2,774,313,567.60 : 4,161,470,351.40 = 1,139,711,276.40 : x - Step 2: Convert to fraction form
2,774,313,567.60/4,161,470,351.40 = 1,139,711,276.40/x - Step 3: Cross multiply
2,774,313,567.60x = 4,161,470,351.40 × 1,139,711,276.40 - Step 4: Simplify right side
2,774,313,567.60x = 4,742,874,685,894,850,560 - Step 5: Solve for x
x = 4,742,874,685,894,850,560/2,774,313,567.60 - Step 6: Final answer
x = 1,709,566,914.60
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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.