Home / 107,801,963.60-161,702,945.40-39,630,549.20

Finding the Fourth Proportional to 107,801,963.60, 161,702,945.40 and 39,630,549.20

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Solution

The fourth proportional to 107,801,963.60, 161,702,945.40 and 39,630,549.20 is: 59,445,823.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,801,963.60 : 161,702,945.40 = 39,630,549.20 : x
  2. Step 2: Convert to fraction form
    107,801,963.60/161,702,945.40 = 39,630,549.20/x
  3. Step 3: Cross multiply
    107,801,963.60x = 161,702,945.40 × 39,630,549.20
  4. Step 4: Simplify right side
    107,801,963.60x = 6,408,376,533,459,614
  5. Step 5: Solve for x
    x = 6,408,376,533,459,614/107,801,963.60
  6. Step 6: Final answer
    x = 59,445,823.80

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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.