Home / 143,692,576.92-215,675,132.07-88,939,539.36

Finding the Fourth Proportional to 143,692,576.92, 215,675,132.07 and 88,939,539.36

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Solution

The fourth proportional to 143,692,576.92, 215,675,132.07 and 88,939,539.36 is: 133,493,652.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,692,576.92 : 215,675,132.07 = 88,939,539.36 : x
  2. Step 2: Convert to fraction form
    143,692,576.92/215,675,132.07 = 88,939,539.36/x
  3. Step 3: Cross multiply
    143,692,576.92x = 215,675,132.07 × 88,939,539.36
  4. Step 4: Simplify right side
    143,692,576.92x = 19,182,046,897,712,964
  5. Step 5: Solve for x
    x = 19,182,046,897,712,964/143,692,576.92
  6. Step 6: Final answer
    x = 133,493,652.27

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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.