Home / 115,640,346.60-173,119,719.69-101,291,439.60

Finding the Fourth Proportional to 115,640,346.60, 173,119,719.69 and 101,291,439.60

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Solution

The fourth proportional to 115,640,346.60, 173,119,719.69 and 101,291,439.60 is: 151,638,646.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,640,346.60 : 173,119,719.69 = 101,291,439.60 : x
  2. Step 2: Convert to fraction form
    115,640,346.60/173,119,719.69 = 101,291,439.60/x
  3. Step 3: Cross multiply
    115,640,346.60x = 173,119,719.69 × 101,291,439.60
  4. Step 4: Simplify right side
    115,640,346.60x = 17,535,545,630,548,564
  5. Step 5: Solve for x
    x = 17,535,545,630,548,564/115,640,346.60
  6. Step 6: Final answer
    x = 151,638,646.43

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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.