Home / 135,742,786.50-187,323,470.73-73,862,058.90

Finding the Fourth Proportional to 135,742,786.50, 187,323,470.73 and 73,862,058.90

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Solution

The fourth proportional to 135,742,786.50, 187,323,470.73 and 73,862,058.90 is: 101,928,784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,742,786.50 : 187,323,470.73 = 73,862,058.90 : x
  2. Step 2: Convert to fraction form
    135,742,786.50/187,323,470.73 = 73,862,058.90/x
  3. Step 3: Cross multiply
    135,742,786.50x = 187,323,470.73 × 73,862,058.90
  4. Step 4: Simplify right side
    135,742,786.50x = 13,836,097,228,411,686
  5. Step 5: Solve for x
    x = 13,836,097,228,411,686/135,742,786.50
  6. Step 6: Final answer
    x = 101,928,784.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.