Home / 107,907,205.60-161,860,808.40-39,776,469.40

Finding the Fourth Proportional to 107,907,205.60, 161,860,808.40 and 39,776,469.40

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Solution

The fourth proportional to 107,907,205.60, 161,860,808.40 and 39,776,469.40 is: 59,664,704.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,907,205.60 : 161,860,808.40 = 39,776,469.40 : x
  2. Step 2: Convert to fraction form
    107,907,205.60/161,860,808.40 = 39,776,469.40/x
  3. Step 3: Cross multiply
    107,907,205.60x = 161,860,808.40 × 39,776,469.40
  4. Step 4: Simplify right side
    107,907,205.60x = 6,438,251,492,381,863
  5. Step 5: Solve for x
    x = 6,438,251,492,381,863/107,907,205.60
  6. Step 6: Final answer
    x = 59,664,704.10

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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.