Home / 53,223,876.20-79,835,814.30-51,133,687.40

Finding the Fourth Proportional to 53,223,876.20, 79,835,814.30 and 51,133,687.40

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Solution

The fourth proportional to 53,223,876.20, 79,835,814.30 and 51,133,687.40 is: 76,700,531.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,223,876.20 : 79,835,814.30 = 51,133,687.40 : x
  2. Step 2: Convert to fraction form
    53,223,876.20/79,835,814.30 = 51,133,687.40/x
  3. Step 3: Cross multiply
    53,223,876.20x = 79,835,814.30 × 51,133,687.40
  4. Step 4: Simplify right side
    53,223,876.20x = 4,082,299,571,740,649.50
  5. Step 5: Solve for x
    x = 4,082,299,571,740,649.50/53,223,876.20
  6. Step 6: Final answer
    x = 76,700,531.10

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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.