Home / 140,652,119.08-210,638,030.46-121,605,273.64

Finding the Fourth Proportional to 140,652,119.08, 210,638,030.46 and 121,605,273.64

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Solution

The fourth proportional to 140,652,119.08, 210,638,030.46 and 121,605,273.64 is: 182,113,824.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,652,119.08 : 210,638,030.46 = 121,605,273.64 : x
  2. Step 2: Convert to fraction form
    140,652,119.08/210,638,030.46 = 121,605,273.64/x
  3. Step 3: Cross multiply
    140,652,119.08x = 210,638,030.46 × 121,605,273.64
  4. Step 4: Simplify right side
    140,652,119.08x = 25,614,695,333,078,956
  5. Step 5: Solve for x
    x = 25,614,695,333,078,956/140,652,119.08
  6. Step 6: Final answer
    x = 182,113,824.52

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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.