Home / 79,727,292.20-119,590,938.30-43,353,108.20

Finding the Fourth Proportional to 79,727,292.20, 119,590,938.30 and 43,353,108.20

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Solution

The fourth proportional to 79,727,292.20, 119,590,938.30 and 43,353,108.20 is: 65,029,662.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,727,292.20 : 119,590,938.30 = 43,353,108.20 : x
  2. Step 2: Convert to fraction form
    79,727,292.20/119,590,938.30 = 43,353,108.20/x
  3. Step 3: Cross multiply
    79,727,292.20x = 119,590,938.30 × 43,353,108.20
  4. Step 4: Simplify right side
    79,727,292.20x = 5,184,638,887,859,424
  5. Step 5: Solve for x
    x = 5,184,638,887,859,424/79,727,292.20
  6. Step 6: Final answer
    x = 65,029,662.30

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Double scale
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Similar ratio
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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.