Home / 153,388,937.60-230,083,406.40-136,667,427.20

Finding the Fourth Proportional to 153,388,937.60, 230,083,406.40 and 136,667,427.20

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Solution

The fourth proportional to 153,388,937.60, 230,083,406.40 and 136,667,427.20 is: 205,001,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,388,937.60 : 230,083,406.40 = 136,667,427.20 : x
  2. Step 2: Convert to fraction form
    153,388,937.60/230,083,406.40 = 136,667,427.20/x
  3. Step 3: Cross multiply
    153,388,937.60x = 230,083,406.40 × 136,667,427.20
  4. Step 4: Simplify right side
    153,388,937.60x = 31,444,907,194,100,012
  5. Step 5: Solve for x
    x = 31,444,907,194,100,012/153,388,937.60
  6. Step 6: Final answer
    x = 205,001,140.80

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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.