Home / 738,231,298.25-1,107,457,056.74-271,856,862.77

Finding the Fourth Proportional to 738,231,298.25, 1,107,457,056.74 and 271,856,862.77

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Solution

The fourth proportional to 738,231,298.25, 1,107,457,056.74 and 271,856,862.77 is: 407,825,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,231,298.25 : 1,107,457,056.74 = 271,856,862.77 : x
  2. Step 2: Convert to fraction form
    738,231,298.25/1,107,457,056.74 = 271,856,862.77/x
  3. Step 3: Cross multiply
    738,231,298.25x = 1,107,457,056.74 × 271,856,862.77
  4. Step 4: Simplify right side
    738,231,298.25x = 301,069,801,092,976,640
  5. Step 5: Solve for x
    x = 301,069,801,092,976,640/738,231,298.25
  6. Step 6: Final answer
    x = 407,825,842.40

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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.