Home / 134,797,805.60-202,196,708.40-129,507,015.20

Finding the Fourth Proportional to 134,797,805.60, 202,196,708.40 and 129,507,015.20

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Solution

The fourth proportional to 134,797,805.60, 202,196,708.40 and 129,507,015.20 is: 194,260,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,797,805.60 : 202,196,708.40 = 129,507,015.20 : x
  2. Step 2: Convert to fraction form
    134,797,805.60/202,196,708.40 = 129,507,015.20/x
  3. Step 3: Cross multiply
    134,797,805.60x = 202,196,708.40 × 129,507,015.20
  4. Step 4: Simplify right side
    134,797,805.60x = 26,185,892,188,148,768
  5. Step 5: Solve for x
    x = 26,185,892,188,148,768/134,797,805.60
  6. Step 6: Final answer
    x = 194,260,522.80

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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.