Home / 1,255,190,590.66-1,732,111,000.22-682,976,005.69

Finding the Fourth Proportional to 1,255,190,590.66, 1,732,111,000.22 and 682,976,005.69

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Solution

The fourth proportional to 1,255,190,590.66, 1,732,111,000.22 and 682,976,005.69 is: 942,478,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,190,590.66 : 1,732,111,000.22 = 682,976,005.69 : x
  2. Step 2: Convert to fraction form
    1,255,190,590.66/1,732,111,000.22 = 682,976,005.69/x
  3. Step 3: Cross multiply
    1,255,190,590.66x = 1,732,111,000.22 × 682,976,005.69
  4. Step 4: Simplify right side
    1,255,190,590.66x = 1,182,990,252,345,572,096
  5. Step 5: Solve for x
    x = 1,182,990,252,345,572,096/1,255,190,590.66
  6. Step 6: Final answer
    x = 942,478,585.44

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