Home / 101,812,113.21-152,742,081-33,654,802.53

Finding the Fourth Proportional to 101,812,113.21, 152,742,081 and 33,654,802.53

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Solution

The fourth proportional to 101,812,113.21, 152,742,081 and 33,654,802.53 is: 50,490,107.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,812,113.21 : 152,742,081 = 33,654,802.53 : x
  2. Step 2: Convert to fraction form
    101,812,113.21/152,742,081 = 33,654,802.53/x
  3. Step 3: Cross multiply
    101,812,113.21x = 152,742,081 × 33,654,802.53
  4. Step 4: Simplify right side
    101,812,113.21x = 5,140,504,574,076,265
  5. Step 5: Solve for x
    x = 5,140,504,574,076,265/101,812,113.21
  6. Step 6: Final answer
    x = 50,490,107.83

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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.