Home / 1,379,856,555,345.60-2,069,784,833,018.40-843,497,387,755.20

Finding the Fourth Proportional to 1,379,856,555,345.60, 2,069,784,833,018.40 and 843,497,387,755.20

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Solution

The fourth proportional to 1,379,856,555,345.60, 2,069,784,833,018.40 and 843,497,387,755.20 is: 1,265,246,081,632.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,856,555,345.60 : 2,069,784,833,018.40 = 843,497,387,755.20 : x
  2. Step 2: Convert to fraction form
    1,379,856,555,345.60/2,069,784,833,018.40 = 843,497,387,755.20/x
  3. Step 3: Cross multiply
    1,379,856,555,345.60x = 2,069,784,833,018.40 × 843,497,387,755.20
  4. Step 4: Simplify right side
    1,379,856,555,345.60x = 1,745,858,099,866,353,178,509,312
  5. Step 5: Solve for x
    x = 1,745,858,099,866,353,178,509,312/1,379,856,555,345.60
  6. Step 6: Final answer
    x = 1,265,246,081,632.80

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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.