Home / 257,437,733.60-386,305,899.60-95,895,999.20

Finding the Fourth Proportional to 257,437,733.60, 386,305,899.60 and 95,895,999.20

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Solution

The fourth proportional to 257,437,733.60, 386,305,899.60 and 95,895,999.20 is: 143,899,613.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,437,733.60 : 386,305,899.60 = 95,895,999.20 : x
  2. Step 2: Convert to fraction form
    257,437,733.60/386,305,899.60 = 95,895,999.20/x
  3. Step 3: Cross multiply
    257,437,733.60x = 386,305,899.60 × 95,895,999.20
  4. Step 4: Simplify right side
    257,437,733.60x = 37,045,190,238,996,880
  5. Step 5: Solve for x
    x = 37,045,190,238,996,880/257,437,733.60
  6. Step 6: Final answer
    x = 143,899,613.01

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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.