Home / 250,140,210.93-345,193,523.81-138,638,250.52

Finding the Fourth Proportional to 250,140,210.93, 345,193,523.81 and 138,638,250.52

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Solution

The fourth proportional to 250,140,210.93, 345,193,523.81 and 138,638,250.52 is: 191,320,803.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,140,210.93 : 345,193,523.81 = 138,638,250.52 : x
  2. Step 2: Convert to fraction form
    250,140,210.93/345,193,523.81 = 138,638,250.52/x
  3. Step 3: Cross multiply
    250,140,210.93x = 345,193,523.81 × 138,638,250.52
  4. Step 4: Simplify right side
    250,140,210.93x = 47,857,026,231,335,984
  5. Step 5: Solve for x
    x = 47,857,026,231,335,984/250,140,210.93
  6. Step 6: Final answer
    x = 191,320,803.85

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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.