Home / 107,538,950.60-161,308,425.90-39,408,214.40

Finding the Fourth Proportional to 107,538,950.60, 161,308,425.90 and 39,408,214.40

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Solution

The fourth proportional to 107,538,950.60, 161,308,425.90 and 39,408,214.40 is: 59,112,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,538,950.60 : 161,308,425.90 = 39,408,214.40 : x
  2. Step 2: Convert to fraction form
    107,538,950.60/161,308,425.90 = 39,408,214.40/x
  3. Step 3: Cross multiply
    107,538,950.60x = 161,308,425.90 × 39,408,214.40
  4. Step 4: Simplify right side
    107,538,950.60x = 6,356,877,032,393,713
  5. Step 5: Solve for x
    x = 6,356,877,032,393,713/107,538,950.60
  6. Step 6: Final answer
    x = 59,112,321.60

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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.