Home / 12,317,184,913.60-18,475,777,370.40-7,407,331,422.40

Finding the Fourth Proportional to 12,317,184,913.60, 18,475,777,370.40 and 7,407,331,422.40

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Solution

The fourth proportional to 12,317,184,913.60, 18,475,777,370.40 and 7,407,331,422.40 is: 11,110,997,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,317,184,913.60 : 18,475,777,370.40 = 7,407,331,422.40 : x
  2. Step 2: Convert to fraction form
    12,317,184,913.60/18,475,777,370.40 = 7,407,331,422.40/x
  3. Step 3: Cross multiply
    12,317,184,913.60x = 18,475,777,370.40 × 7,407,331,422.40
  4. Step 4: Simplify right side
    12,317,184,913.60x = 136,856,206,269,030,760,448
  5. Step 5: Solve for x
    x = 136,856,206,269,030,760,448/12,317,184,913.60
  6. Step 6: Final answer
    x = 11,110,997,133.60

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Double scale
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1.5x scale

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.