Home / 102,334,989.49-153,485,667.57-36,742,548.37

Finding the Fourth Proportional to 102,334,989.49, 153,485,667.57 and 36,742,548.37

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Solution

The fourth proportional to 102,334,989.49, 153,485,667.57 and 36,742,548.37 is: 55,107,784.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,334,989.49 : 153,485,667.57 = 36,742,548.37 : x
  2. Step 2: Convert to fraction form
    102,334,989.49/153,485,667.57 = 36,742,548.37/x
  3. Step 3: Cross multiply
    102,334,989.49x = 153,485,667.57 × 36,742,548.37
  4. Step 4: Simplify right side
    102,334,989.49x = 5,639,454,563,841,325
  5. Step 5: Solve for x
    x = 5,639,454,563,841,325/102,334,989.49
  6. Step 6: Final answer
    x = 55,107,784.66

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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.