Finding the Fourth Proportional to 1,337,473,828.80, 2,006,210,743.20 and 1,010,956,478.40
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Solution
The fourth proportional to 1,337,473,828.80, 2,006,210,743.20 and 1,010,956,478.40 is: 1,516,434,717.60
Step by Step Solution
- Step 1: Write the proportion equation
1,337,473,828.80 : 2,006,210,743.20 = 1,010,956,478.40 : x - Step 2: Convert to fraction form
1,337,473,828.80/2,006,210,743.20 = 1,010,956,478.40/x - Step 3: Cross multiply
1,337,473,828.80x = 2,006,210,743.20 × 1,010,956,478.40 - Step 4: Simplify right side
1,337,473,828.80x = 2,028,191,747,873,718,784 - Step 5: Solve for x
x = 2,028,191,747,873,718,784/1,337,473,828.80 - Step 6: Final answer
x = 1,516,434,717.60
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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.