Home / 107,742,815.76-161,614,225.01-25,861,693.84

Finding the Fourth Proportional to 107,742,815.76, 161,614,225.01 and 25,861,693.84

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Solution

The fourth proportional to 107,742,815.76, 161,614,225.01 and 25,861,693.84 is: 38,792,541.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,742,815.76 : 161,614,225.01 = 25,861,693.84 : x
  2. Step 2: Convert to fraction form
    107,742,815.76/161,614,225.01 = 25,861,693.84/x
  3. Step 3: Cross multiply
    107,742,815.76x = 161,614,225.01 × 25,861,693.84
  4. Step 4: Simplify right side
    107,742,815.76x = 4,179,617,607,397,490.50
  5. Step 5: Solve for x
    x = 4,179,617,607,397,490.50/107,742,815.76
  6. Step 6: Final answer
    x = 38,792,541.09

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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.