Home / 1,569,873,618.40-2,354,810,427.60-479,354,936.80

Finding the Fourth Proportional to 1,569,873,618.40, 2,354,810,427.60 and 479,354,936.80

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Solution

The fourth proportional to 1,569,873,618.40, 2,354,810,427.60 and 479,354,936.80 is: 719,032,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,873,618.40 : 2,354,810,427.60 = 479,354,936.80 : x
  2. Step 2: Convert to fraction form
    1,569,873,618.40/2,354,810,427.60 = 479,354,936.80/x
  3. Step 3: Cross multiply
    1,569,873,618.40x = 2,354,810,427.60 × 479,354,936.80
  4. Step 4: Simplify right side
    1,569,873,618.40x = 1,128,790,003,698,178,944
  5. Step 5: Solve for x
    x = 1,128,790,003,698,178,944/1,569,873,618.40
  6. Step 6: Final answer
    x = 719,032,405.20

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Double scale
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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.