Home / 127,237,032.56-175,601,356.28-77,028,925.39

Finding the Fourth Proportional to 127,237,032.56, 175,601,356.28 and 77,028,925.39

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Solution

The fourth proportional to 127,237,032.56, 175,601,356.28 and 77,028,925.39 is: 106,308,544.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,237,032.56 : 175,601,356.28 = 77,028,925.39 : x
  2. Step 2: Convert to fraction form
    127,237,032.56/175,601,356.28 = 77,028,925.39/x
  3. Step 3: Cross multiply
    127,237,032.56x = 175,601,356.28 × 77,028,925.39
  4. Step 4: Simplify right side
    127,237,032.56x = 13,526,383,770,739,640
  5. Step 5: Solve for x
    x = 13,526,383,770,739,640/127,237,032.56
  6. Step 6: Final answer
    x = 106,308,544.76

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1.5x scale

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.