Home / 125,739,085.20-173,426,403.60-111,028,798.32

Finding the Fourth Proportional to 125,739,085.20, 173,426,403.60 and 111,028,798.32

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Solution

The fourth proportional to 125,739,085.20, 173,426,403.60 and 111,028,798.32 is: 153,137,150.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,739,085.20 : 173,426,403.60 = 111,028,798.32 : x
  2. Step 2: Convert to fraction form
    125,739,085.20/173,426,403.60 = 111,028,798.32/x
  3. Step 3: Cross multiply
    125,739,085.20x = 173,426,403.60 × 111,028,798.32
  4. Step 4: Simplify right side
    125,739,085.20x = 19,255,325,188,667,320
  5. Step 5: Solve for x
    x = 19,255,325,188,667,320/125,739,085.20
  6. Step 6: Final answer
    x = 153,137,150.30

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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.