Finding the Fourth Proportional to 1,654,289,368.80, 2,481,434,053.20 and 1,473,493,140.60
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Solution
The fourth proportional to 1,654,289,368.80, 2,481,434,053.20 and 1,473,493,140.60 is: 2,210,239,710.90
Step by Step Solution
- Step 1: Write the proportion equation
1,654,289,368.80 : 2,481,434,053.20 = 1,473,493,140.60 : x - Step 2: Convert to fraction form
1,654,289,368.80/2,481,434,053.20 = 1,473,493,140.60/x - Step 3: Cross multiply
1,654,289,368.80x = 2,481,434,053.20 × 1,473,493,140.60 - Step 4: Simplify right side
1,654,289,368.80x = 3,656,376,056,241,455,104 - Step 5: Solve for x
x = 3,656,376,056,241,455,104/1,654,289,368.80 - Step 6: Final answer
x = 2,210,239,710.90
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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.