Home / 123,412,218.84-170,321,048.73-70,496,846.24

Finding the Fourth Proportional to 123,412,218.84, 170,321,048.73 and 70,496,846.24

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Solution

The fourth proportional to 123,412,218.84, 170,321,048.73 and 70,496,846.24 is: 97,292,609.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,412,218.84 : 170,321,048.73 = 70,496,846.24 : x
  2. Step 2: Convert to fraction form
    123,412,218.84/170,321,048.73 = 70,496,846.24/x
  3. Step 3: Cross multiply
    123,412,218.84x = 170,321,048.73 × 70,496,846.24
  4. Step 4: Simplify right side
    123,412,218.84x = 12,007,096,782,902,752
  5. Step 5: Solve for x
    x = 12,007,096,782,902,752/123,412,218.84
  6. Step 6: Final answer
    x = 97,292,609.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.