Home / 115,533,150.96-159,453,315-73,735,250.16

Finding the Fourth Proportional to 115,533,150.96, 159,453,315 and 73,735,250.16

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Solution

The fourth proportional to 115,533,150.96, 159,453,315 and 73,735,250.16 is: 101,765,856.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,533,150.96 : 159,453,315 = 73,735,250.16 : x
  2. Step 2: Convert to fraction form
    115,533,150.96/159,453,315 = 73,735,250.16/x
  3. Step 3: Cross multiply
    115,533,150.96x = 159,453,315 × 73,735,250.16
  4. Step 4: Simplify right side
    115,533,150.96x = 11,757,330,070,366,280
  5. Step 5: Solve for x
    x = 11,757,330,070,366,280/115,533,150.96
  6. Step 6: Final answer
    x = 101,765,856.58

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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.