Home / 230,195,592.90-317,810,693.61-149,804,188.02

Finding the Fourth Proportional to 230,195,592.90, 317,810,693.61 and 149,804,188.02

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Solution

The fourth proportional to 230,195,592.90, 317,810,693.61 and 149,804,188.02 is: 206,821,391.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,195,592.90 : 317,810,693.61 = 149,804,188.02 : x
  2. Step 2: Convert to fraction form
    230,195,592.90/317,810,693.61 = 149,804,188.02/x
  3. Step 3: Cross multiply
    230,195,592.90x = 317,810,693.61 × 149,804,188.02
  4. Step 4: Simplify right side
    230,195,592.90x = 47,609,372,900,319,056
  5. Step 5: Solve for x
    x = 47,609,372,900,319,056/230,195,592.90
  6. Step 6: Final answer
    x = 206,821,391.76

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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.