Home / 654,134,229.48-981,084,842.38-260,628,076.74

Finding the Fourth Proportional to 654,134,229.48, 981,084,842.38 and 260,628,076.74

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Solution

The fourth proportional to 654,134,229.48, 981,084,842.38 and 260,628,076.74 is: 390,895,697.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,134,229.48 : 981,084,842.38 = 260,628,076.74 : x
  2. Step 2: Convert to fraction form
    654,134,229.48/981,084,842.38 = 260,628,076.74/x
  3. Step 3: Cross multiply
    654,134,229.48x = 981,084,842.38 × 260,628,076.74
  4. Step 4: Simplify right side
    654,134,229.48x = 255,698,255,588,265,440
  5. Step 5: Solve for x
    x = 255,698,255,588,265,440/654,134,229.48
  6. Step 6: Final answer
    x = 390,895,697.04

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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.