Home / 65,201,072.60-97,801,608.90-31,188,848.60

Finding the Fourth Proportional to 65,201,072.60, 97,801,608.90 and 31,188,848.60

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Solution

The fourth proportional to 65,201,072.60, 97,801,608.90 and 31,188,848.60 is: 46,783,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,201,072.60 : 97,801,608.90 = 31,188,848.60 : x
  2. Step 2: Convert to fraction form
    65,201,072.60/97,801,608.90 = 31,188,848.60/x
  3. Step 3: Cross multiply
    65,201,072.60x = 97,801,608.90 × 31,188,848.60
  4. Step 4: Simplify right side
    65,201,072.60x = 3,050,319,572,818,513
  5. Step 5: Solve for x
    x = 3,050,319,572,818,513/65,201,072.60
  6. Step 6: Final answer
    x = 46,783,272.90

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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.