Finding the Fourth Proportional to 1,337,473,480.80, 2,006,210,221.20 and 1,010,956,130.40
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Solution
The fourth proportional to 1,337,473,480.80, 2,006,210,221.20 and 1,010,956,130.40 is: 1,516,434,195.60
Step by Step Solution
- Step 1: Write the proportion equation
1,337,473,480.80 : 2,006,210,221.20 = 1,010,956,130.40 : x - Step 2: Convert to fraction form
1,337,473,480.80/2,006,210,221.20 = 1,010,956,130.40/x - Step 3: Cross multiply
1,337,473,480.80x = 2,006,210,221.20 × 1,010,956,130.40 - Step 4: Simplify right side
1,337,473,480.80x = 2,028,190,521,993,280,000 - Step 5: Solve for x
x = 2,028,190,521,993,280,000/1,337,473,480.80 - Step 6: Final answer
x = 1,516,434,195.60
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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.