Home / 135,658,308.76-203,578,171.40-57,953,372.20

Finding the Fourth Proportional to 135,658,308.76, 203,578,171.40 and 57,953,372.20

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Solution

The fourth proportional to 135,658,308.76, 203,578,171.40 and 57,953,372.20 is: 86,968,808.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,658,308.76 : 203,578,171.40 = 57,953,372.20 : x
  2. Step 2: Convert to fraction form
    135,658,308.76/203,578,171.40 = 57,953,372.20/x
  3. Step 3: Cross multiply
    135,658,308.76x = 203,578,171.40 × 57,953,372.20
  4. Step 4: Simplify right side
    135,658,308.76x = 11,798,041,538,939,596
  5. Step 5: Solve for x
    x = 11,798,041,538,939,596/135,658,308.76
  6. Step 6: Final answer
    x = 86,968,808.96

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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.