Home / 1,255,190,590.17-1,732,110,999.54-682,976,005.20

Finding the Fourth Proportional to 1,255,190,590.17, 1,732,110,999.54 and 682,976,005.20

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Solution

The fourth proportional to 1,255,190,590.17, 1,732,110,999.54 and 682,976,005.20 is: 942,478,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,190,590.17 : 1,732,110,999.54 = 682,976,005.20 : x
  2. Step 2: Convert to fraction form
    1,255,190,590.17/1,732,110,999.54 = 682,976,005.20/x
  3. Step 3: Cross multiply
    1,255,190,590.17x = 1,732,110,999.54 × 682,976,005.20
  4. Step 4: Simplify right side
    1,255,190,590.17x = 1,182,990,251,028,193,536
  5. Step 5: Solve for x
    x = 1,182,990,251,028,193,536/1,255,190,590.17
  6. Step 6: Final answer
    x = 942,478,584.76

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1.5x scale

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.