Home / 123,581,477.40-185,372,216.10-94,972,018.20

Finding the Fourth Proportional to 123,581,477.40, 185,372,216.10 and 94,972,018.20

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Solution

The fourth proportional to 123,581,477.40, 185,372,216.10 and 94,972,018.20 is: 142,458,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,581,477.40 : 185,372,216.10 = 94,972,018.20 : x
  2. Step 2: Convert to fraction form
    123,581,477.40/185,372,216.10 = 94,972,018.20/x
  3. Step 3: Cross multiply
    123,581,477.40x = 185,372,216.10 × 94,972,018.20
  4. Step 4: Simplify right side
    123,581,477.40x = 17,605,173,481,223,534
  5. Step 5: Solve for x
    x = 17,605,173,481,223,534/123,581,477.40
  6. Step 6: Final answer
    x = 142,458,027.30

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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.