Home / 512,037,762.48-706,612,113-277,088,422.86

Finding the Fourth Proportional to 512,037,762.48, 706,612,113 and 277,088,422.86

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Solution

The fourth proportional to 512,037,762.48, 706,612,113 and 277,088,422.86 is: 382,382,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,037,762.48 : 706,612,113 = 277,088,422.86 : x
  2. Step 2: Convert to fraction form
    512,037,762.48/706,612,113 = 277,088,422.86/x
  3. Step 3: Cross multiply
    512,037,762.48x = 706,612,113 × 277,088,422.86
  4. Step 4: Simplify right side
    512,037,762.48x = 195,794,035,964,942,112
  5. Step 5: Solve for x
    x = 195,794,035,964,942,112/512,037,762.48
  6. Step 6: Final answer
    x = 382,382,023.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.