Home / 1,618,997,835.60-2,234,224,260.36-876,441,898.32

Finding the Fourth Proportional to 1,618,997,835.60, 2,234,224,260.36 and 876,441,898.32

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Solution

The fourth proportional to 1,618,997,835.60, 2,234,224,260.36 and 876,441,898.32 is: 1,209,493,742.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,997,835.60 : 2,234,224,260.36 = 876,441,898.32 : x
  2. Step 2: Convert to fraction form
    1,618,997,835.60/2,234,224,260.36 = 876,441,898.32/x
  3. Step 3: Cross multiply
    1,618,997,835.60x = 2,234,224,260.36 × 876,441,898.32
  4. Step 4: Simplify right side
    1,618,997,835.60x = 1,958,167,752,022,516,480
  5. Step 5: Solve for x
    x = 1,958,167,752,022,516,480/1,618,997,835.60
  6. Step 6: Final answer
    x = 1,209,493,742.96

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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.