Home / 123,270,241.07-170,115,686.34-70,345,895.03

Finding the Fourth Proportional to 123,270,241.07, 170,115,686.34 and 70,345,895.03

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Solution

The fourth proportional to 123,270,241.07, 170,115,686.34 and 70,345,895.03 is: 97,078,906.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,270,241.07 : 170,115,686.34 = 70,345,895.03 : x
  2. Step 2: Convert to fraction form
    123,270,241.07/170,115,686.34 = 70,345,895.03/x
  3. Step 3: Cross multiply
    123,270,241.07x = 170,115,686.34 × 70,345,895.03
  4. Step 4: Simplify right side
    123,270,241.07x = 11,966,940,214,655,334
  5. Step 5: Solve for x
    x = 11,966,940,214,655,334/123,270,241.07
  6. Step 6: Final answer
    x = 97,078,906.57

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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.