Home / 135,966,437.40-203,928,004.80-45,090,026.40

Finding the Fourth Proportional to 135,966,437.40, 203,928,004.80 and 45,090,026.40

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Solution

The fourth proportional to 135,966,437.40, 203,928,004.80 and 45,090,026.40 is: 67,627,859.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,966,437.40 : 203,928,004.80 = 45,090,026.40 : x
  2. Step 2: Convert to fraction form
    135,966,437.40/203,928,004.80 = 45,090,026.40/x
  3. Step 3: Cross multiply
    135,966,437.40x = 203,928,004.80 × 45,090,026.40
  4. Step 4: Simplify right side
    135,966,437.40x = 9,195,119,120,131,326
  5. Step 5: Solve for x
    x = 9,195,119,120,131,326/135,966,437.40
  6. Step 6: Final answer
    x = 67,627,859.46

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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.