Home / 140,147,793.40-210,184,365.30-43,103,313.40

Finding the Fourth Proportional to 140,147,793.40, 210,184,365.30 and 43,103,313.40

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Solution

The fourth proportional to 140,147,793.40, 210,184,365.30 and 43,103,313.40 is: 64,643,490.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,147,793.40 : 210,184,365.30 = 43,103,313.40 : x
  2. Step 2: Convert to fraction form
    140,147,793.40/210,184,365.30 = 43,103,313.40/x
  3. Step 3: Cross multiply
    140,147,793.40x = 210,184,365.30 × 43,103,313.40
  4. Step 4: Simplify right side
    140,147,793.40x = 9,059,642,569,305,986
  5. Step 5: Solve for x
    x = 9,059,642,569,305,986/140,147,793.40
  6. Step 6: Final answer
    x = 64,643,490.63

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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.