Finding the Fourth Proportional to 3,239,249,644,542.20, 4,858,357,246,094.60 and 943,977,207,048.40
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Solution
The fourth proportional to 3,239,249,644,542.20, 4,858,357,246,094.60 and 943,977,207,048.40 is: 1,415,815,082,897.04
Step by Step Solution
- Step 1: Write the proportion equation
3,239,249,644,542.20 : 4,858,357,246,094.60 = 943,977,207,048.40 : x - Step 2: Convert to fraction form
3,239,249,644,542.20/4,858,357,246,094.60 = 943,977,207,048.40/x - Step 3: Cross multiply
3,239,249,644,542.20x = 4,858,357,246,094.60 × 943,977,207,048.40 - Step 4: Simplify right side
3,239,249,644,542.20x = 4,586,178,504,011,736,391,090,176 - Step 5: Solve for x
x = 4,586,178,504,011,736,391,090,176/3,239,249,644,542.20 - Step 6: Final answer
x = 1,415,815,082,897.04
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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.